September in Tokyo is typhoon season. That's the headline. The city sits squarely in the path of Pacific typhoons from late August through October, and September tends to catch the worst of it — flights get cancelled, trains stop running, and you might lose a full day or two of your trip sheltering in your hotel. When typhoons aren't passing through, the weather is still heavy: 29°C (84°F) highs with 79% humidity and over 200mm of rain across roughly 14 days. It's the wettest month of the year. The thick, sticky air that settled over the city in July and August hasn't quite let go yet.
That said, September has a strange appeal if you can handle the uncertainty. The summer crowds thin out considerably after Obon in mid-August, and hotel prices drop from their summer peaks. Early September still feels like full summer — cicadas screaming in every park, cold beer on every corner — but by late September something shifts. The light changes. The evenings cool down. You start to feel autumn creeping in around the edges, after the autumn equinox around September 22nd. The city's mood transitions in a way that feels private, like you're watching Tokyo exhale after a long, hot summer.
For food lovers, September is quietly one of the better months. Sanma (Pacific saury) season kicks off, matsutake mushrooms start appearing on menus, and the Japanese concept of shokuyoku no aki — autumn appetite — means restaurants begin rolling out richer, more complex dishes. You'll find new seasonal items at convenience stores and department store basement food halls almost daily. If you can tolerate the weather gamble, there's genuine reward here. But you need to be flexible with your plans, because the sky might have other ideas.
Why visit in September
- Summer crowds have largely dispersed — popular spots like Senso-ji, Meiji Shrine, and TeamLab are noticeably less packed than July or August
- Sanma season begins, and autumn menus start appearing at restaurants across the city — one of the strongest food months of the year
- Hotel rates drop roughly 20-30% from summer highs, with good availability at mid-range properties in Shinjuku and Shibuya
- Late September brings the first hints of pleasant autumn weather, with cooler evenings and a golden quality to the light that photographers love
- The cultural calendar picks up after the summer lull, with Tokyo Game Show and multiple autumn festivals returning
Worth knowing
- Peak typhoon season — September averages one to two typhoons affecting the Kanto region, potentially disrupting 1-3 days of travel
- The wettest month of the year at 202mm of rainfall spread across about 14 days, so plan for rain on roughly half your trip
- Humidity remains high at 79%, and early September days still hit 29°C (84°F) — the kind of damp heat that soaks through your shirt by mid-morning
- The lingering summer heat limits comfortable outdoor sightseeing to mornings and late afternoons for the first two-thirds of the month
Best for
Think twice if
Early September often feels like an extension of summer — sticky, heavy air with temperatures pushing toward 29°C (84°F) most afternoons. The humidity hovers around 79%, which makes 29 feel closer to 33 or 34 when you're walking through Shinjuku at midday. Rain comes in bursts: sometimes a sudden 20-minute downpour that floods gutters and then stops, sometimes a full day of grey drizzle when a weather system stalls over Kanto. By the last week of September, you'll typically notice a shift — mornings drop to around 21-22°C (70-72°F) and there's an occasional dry, clear day that feels like a preview of October. The transition is gradual but real. Nights become comfortable for sleeping with the window open, which is a relief after the air-conditioned imprisonment of August.
Seasonal caution
- Typhoon season peaks in September — storms can bring sustained winds over 100 km/h, heavy rainfall exceeding 100mm in 24 hours, and widespread transit shutdowns across the Kanto region. JR, Metro, and private rail lines may halt operations preemptively. Monitor the Japan Meteorological Agency forecasts daily.
- With 202mm of monthly rainfall, localized flooding occurs in low-lying areas, around rivers in eastern Tokyo. The Sumida and Arakawa river areas may issue evacuation advisories during heavy rain events.
- Lingering summer heat combined with high humidity creates heat index values that can exceed 35°C (95°F) in early September. Heat exhaustion is a real risk during midday outdoor activities — convenience stores and department stores are your best cooling stations.
Year-round climate
Averages from the last 5 years.
| Month | Avg high (°C) | Avg low (°C) | Rainfall (mm) |
|---|---|---|---|
| Jan | 9 | 0 | 35 |
| Feb | 11 | 1 | 54 |
| Mar | 15 | 6 | 156 |
| Apr | 20 | 10 | 152 |
| May | 23 | 15 | 193 |
| Jun | 27 | 19 | 189 |
| Jul | 32 | 24 | 168 |
| Aug | 33 | 25 | 144 |
| Sep | 29 | 22 | 202 |
| Oct | 22 | 14 | 143 |
| Nov | 17 | 9 | 79 |
| Dec | 12 | 3 | 56 |
Best things to do in September
Moon Viewing (Tsukimi) at Traditional Gardens
cultureThe harvest moon — Jugoya — falls in mid-September, and several of Tokyo's traditional gardens hold tsukimi events with special evening openings. Rikugien and Koishikawa Korakuen are among the gardens that sometimes offer extended hours with moon-viewing setups, lantern displays, and seasonal sweets. The atmosphere is quietly magical when the weather cooperates — paper lanterns reflecting on still pond water, the rustle of bamboo overhead.
Tsukimi is tied to the lunar calendar, with the main viewing night typically falling between mid and late September. It's one of Japan's oldest seasonal traditions.Booking tipCheck garden websites a few weeks ahead for exact dates and any reservation requirements. Evening events tend to draw steady crowds, so arriving early helps.
Tokyo Game Show at Makuhari Messe
entertainmentOne of the world's largest gaming conventions, drawing hundreds of thousands of visitors over four days. The first two days are trade-only, but the public days on Saturday and Sunday are open to everyone. Expect long lines for hands-on demos of upcoming titles, elaborate booth displays from major publishers, and a cosplay area that's worth a visit even if you're not a gamer. The energy in the hall is intense — wall-to-wall noise, flashing screens, the buzz of a crowd that's excited.
Tokyo Game Show is held annually in late September at Makuhari Messe in Chiba, a short train ride from central Tokyo.Booking tipBuy tickets online well in advance — public day tickets sell out. Budget extra time for the commute to Makuhari; trains get packed on event mornings.
Depachika (Department Store Basement) Food Hall Crawl
foodSeptember is when Tokyo's department store food halls shift into autumn mode. The basement floors of Isetan in Shinjuku, Mitsukoshi in Nihonbashi, and Takashimaya in Nihonbashi transform their displays with chestnut desserts, new-season rice products, matsutake preparations, and autumn bento. It's a sensory overload — the smell of fresh-baked goods, the visual precision of wagashi arrangements, and the steady hum of shoppers selecting dinner. Many counters offer samples, and you can assemble a notable meal from individual purchases.
The autumn menu changeover happens in September, making it one of the best months for variety and seasonal exclusives in these food halls.Booking tipNo booking needed. Go on a weekday afternoon for the most comfortable browsing. Evening hours just before closing sometimes bring discounted prepared items.
Explore Yanaka and Nezu Neighborhoods
sightseeingThese old-Tokyo neighborhoods in the Bunkyo and Taito ward border area feel like a different city from Shibuya or Shinjuku. Narrow lanes lined with wooden houses, small temples with overgrown gardens, independent coffee shops in converted workshops. September's slightly thinner crowds make wandering here feel relaxed. The Yanaka Ginza shopping street has a local, lived-in quality — fishmongers, pickle shops, and a famous spot for menchi katsu (fried meat cutlets) that draws a line most afternoons.
Lower tourist numbers in September mean these intimate neighborhoods feel more authentic and less crowded than during peak seasons.Booking tipNo booking needed. Start at Nippori Station and walk south through the cemetery toward Nezu Shrine for the most scenic route.
Sumo September Tournament (Aki Basho)
sportsThe September Grand Sumo Tournament runs for 15 days at Ryogoku Kokugikan, and it's one of only three tournaments held in Tokyo each year. The hall itself is an experience — the ritualized salt-throwing, the referee's chanting, the percussion of two enormous bodies colliding. Even if you don't follow sumo, the pageantry and crowd energy are compelling. Upper-level unreserved seats are the most accessible option and still offer a good view.
The Aki Basho (Autumn Tournament) is held exclusively in September at the Ryogoku Kokugikan arena.Booking tipUnreserved upper-level seats go on sale each morning at the venue — arrive early, as they sell out quickly on popular days. Reserved seats should be purchased weeks in advance through the official sumo association website.
Day Trip to Kamakura
day_tripKamakura sits about an hour south of Tokyo by train, and September is a surprisingly good time to visit. The Great Buddha, Tsurugaoka Hachimangu shrine, and the hiking trails between temples are all less crowded than usual. The hydrangeas of June are long gone, but the temple grounds have a lush, overgrown quality in September — everything is green and dense from the summer rain. Hase-dera temple's bamboo garden feels almost tropical. The coastal path near Yuigahama beach catches a sea breeze that's a relief from inland humidity.
September's lower visitor numbers mean shorter waits and a more contemplative atmosphere at Kamakura's temples and shrines.Booking tipTake the JR Yokosuka Line from Tokyo Station or the Enoden Line from Fujisawa for the scenic coastal route. No advance booking needed for the temples.
Late-Night Izakaya Hopping in Yurakucho
foodThe narrow alleyways under and around the Yurakucho train tracks are packed with tiny izakaya — some seating barely eight people — where office workers decompress after work. September's sanma season gives you the perfect excuse to order grilled fish with a cold beer while trains rumble overhead. The smoke from charcoal grills drifts through the alleys, mixing with the clatter of plates and bursts of laughter from neighboring stalls. It's Tokyo at its most unguarded.
Sanma season kicks off in September, and these traditional izakaya are among the first to feature the seasonal catch — often grilled right at the counter in front of you.Booking tipMost of these tiny spots don't take reservations. Go on a weeknight and be prepared to wait briefly or try the next spot down the alley.
What to eat in September
On menus now
Sanma (Pacific Saury)
The defining autumn fish. Grilled whole over charcoal with a squeeze of sudachi citrus and grated daikon — the smoky, oily flesh and slightly bitter intestines are an acquired taste that locals wait all year for. September marks the start of the season, and izakaya across the city advertise it on handwritten signs the moment the first catch arrives.
Aki Nasu (Autumn Eggplant)
There's a Japanese saying that autumn eggplant is too good for your daughter-in-law to eat — a backhanded compliment to how tender and sweet they become as summer fades. Grilled with miso or simmered in dashi, September nasu has a silky, almost creamy texture that summer specimens can't match.
In markets
Matsutake Mushrooms
The first domestic matsutake start appearing in late September, though early-season specimens tend to come from imported stock. The pine-forest aroma is unmistakable — restaurants serve them in dobin mushi (a clear broth steamed in a teapot) or grilled simply with a bit of salt. Expect to pay a significant premium, as matsutake remains one of Japan's most expensive wild ingredients.
Kuri (Japanese Chestnuts)
Chestnut season opens in September, and you'll see them everywhere — roasted by street vendors, folded into wagashi sweets at traditional confectioners, and served as mont blanc desserts at patisseries. The warm, nutty scent drifting from roasting carts is one of early autumn's quiet pleasures.
Shinmai (New Crop Rice)
The year's first rice harvest arrives in September, and the difference is noticeable if you pay attention — slightly sweeter, stickier, with a fresh fragrance that fades within weeks. Higher-end sushi restaurants and kaiseki spots often note when they've switched to shinmai. Worth seeking out.
Festival food
Tsukimi Dango
Moon-viewing dango — small, round rice dumplings stacked in a pyramid — appear at wagashi shops and convenience stores around the autumn moon viewing in mid-September. They're simple: plain white mochi, sometimes with a sweet soy glaze. The tradition ties to the harvest moon, and you'll spot tsukimi-themed items across the city for a few weeks.
Regular events in September
Meguro Sanma FestivalFree
A neighborhood festival in the Meguro area where thousands of freshly grilled sanma are distributed to the public. The smell of charcoal-grilled fish fills the streets, and the line stretches for blocks. It's chaotic, smoky, and oddly joyful — a communal celebration of autumn's arrival. Typically held on a Sunday in mid-September.
Mid-September (usually the second or third Sunday)Shinagawa Shukuba MatsuriFree
A historical festival recreating the atmosphere of Shinagawa's old post-station days along the Tokaido road. Expect a costumed procession in Edo-period dress, street food stalls, and traditional performances along the old Tokaido highway through Shinagawa. The festival runs along the shopping street and has a pleasantly local, non-touristy feel.
Late SeptemberTokyo Jazz Festival
A multi-day jazz festival that draws both international headliners and local acts to venues around Tokyo. Performances range from traditional jazz to fusion and experimental acts. Some outdoor stages in and around Tokyo International Forum offer free performances, while ticketed indoor shows feature the bigger names.
Early SeptemberKishimojin Autumn Festival at ZoshigayaFree
A small, local festival at the Kishimojin temple in Zoshigaya, Toshima ward, with traditional market stalls, taiko drumming, and a lively atmosphere that draws mostly neighborhood residents rather than tourists. The temple grounds fill with the scent of grilled yakitori and cotton candy.
Mid to late SeptemberBest places this September
Rikugien Garden
gardenOne of Tokyo's finest Edo-period strolling gardens, atmospheric during tsukimi (moon viewing) events in September. The manicured landscape of hills, ponds, and carefully placed stones feels like a painting — and the garden's relative distance from major tourist circuits keeps crowds manageable.
KomagomeRyogoku Kokugikan (Sumo Arena)
sports venueHome of the September Grand Sumo Tournament. Even outside tournament days, the surrounding Ryogoku neighborhood has the Sumo Museum, chanko nabe restaurants where retired wrestlers serve the stew that fuels training, and a distinctly old-Tokyo character.
RyogokuTsukiji Outer Market
food marketThe inner wholesale market moved to Toyosu, but the outer market remains a dense grid of food stalls, knife shops, and tiny restaurants. September's seasonal shift means autumn ingredients start appearing alongside the usual sushi and tamagoyaki. Morning visits are best — the energy winds down by early afternoon.
TsukijiMeiji Jingu Gaien
parkThe tree-lined avenue of ginkgo trees isn't at peak color yet in September, but the area around the outer garden — including the baseball stadium and art galleries — has a pleasant, leafy feel. It's a good walking area when you want green space without the tourist density of Yoyogi Park next door.
AoyamaShimokitazawa
neighborhoodTokyo's bohemian neighborhood of vintage shops, small live music venues, and independent cafes. September's lower tourist counts make it easier to browse the narrow streets without feeling rushed. The coffee culture here is strong — several roasters serve single-origin pour-overs in spaces the size of a closet.
ShimokitazawaOdaiba Seaside
waterfrontThe artificial island in Tokyo Bay catches whatever sea breeze exists in September, making it one of the more comfortable outdoor spots during lingering heat. The waterfront promenade has views back toward the Rainbow Bridge and the city skyline. Late afternoon light here tends to be good for photography.
OdaibaNezu Shrine
shrineA striking vermillion shrine tucked into a quiet residential area, known for its tunnel of torii gates reminiscent of Kyoto's Fushimi Inari but without the crowds. The azalea garden adjacent to the shrine is past its bloom in September, but the shrine grounds themselves remain peaceful and photogenic year-round.
Nezu
Your packing checklist
Tick items off as you pack. Your progress saves in this browser.
Insider tips
The JR East app and the Japan Meteorological Agency website are your best friends during typhoon season — they provide real-time alerts about train suspensions and storm tracking. Download both before you arrive and enable push notifications.
If a typhoon is forecast, stock up on food and drinks from a convenience store the evening before. During a direct hit, most shops and restaurants close entirely — sometimes for a full day. Your hotel room becomes your world for 24 hours.
Depachika food halls mark down prepared foods and bento boxes in the final hour before closing — typically around 7:30-8:00 PM. The discounts can be significant, and the quality is the same as what sold at full price that morning.
September's tsukimi tradition extends beyond formal garden events. Convenience stores and chain restaurants roll out limited-edition moon-viewing items — tsukimi burgers at fast food chains, egg-topped everything — that are worth trying for the cultural novelty alone.
The unreserved upper-level seats at the sumo tournament sell out by mid-morning on popular days. If you want to go without advance reserved tickets, plan to queue at Ryogoku Kokugikan well before doors open.
Trains resume surprisingly quickly after typhoons pass — often within hours. The morning after a typhoon can be beautiful: clear skies, cooler air, and a freshly washed city. Some of the best September weather follows right behind a storm.
Avoid these mistakes
- Booking a rigid day-by-day itinerary with no buffer days. September's weather demands flexibility — build in at least one or two spare days that can absorb a typhoon disruption without wrecking your plans.
- Underestimating early September heat because it's technically autumn. The first two weeks are functionally still summer, with heat index values that can feel dangerously hot during midday outdoor activities.
- Skipping rain gear because 'it might not rain.' With 14 rainy days on average, you will get caught in the rain. The question is whether you're prepared for it or miserable.
- Assuming indoor attractions are always open during typhoons. Many museums, department stores, and even some train stations close during severe weather warnings. Check official websites before heading out.
- Planning side trips to coastal or mountain areas without checking weather forecasts. Areas outside central Tokyo — beach towns and mountainous regions — are more vulnerable to typhoon damage and may have limited evacuation infrastructure.
Practical tips for September
September in Tokyo demands a flexible mindset more than any other month. Book hotels with free cancellation and avoid prepaid, non-refundable rates wherever possible — a cancelled flight or redirected typhoon can upend your schedule overnight. For transit, get a Suica or Pasmo IC card on arrival rather than buying individual tickets; when trains resume after a typhoon disruption, the last thing you want is to be queuing at a ticket machine. Most temples, shrines, and outdoor attractions are free or low-cost, which softens the sting if rain forces you to cut a visit short. Restaurant reservations are easier to get than in peak months, but popular ramen shops and high-end sushi counters still draw lines — going slightly off-peak hours (lunch at 11 AM, dinner at 5:30 PM) helps. Keep your phone charged and carry a portable battery; real-time weather and transit apps are essential this month. If you're visiting from a country without typhoon experience, familiarize yourself with Japan's disaster warning levels (1 through 5) and know that Level 3 means elderly should evacuate and Level 4 means everyone should.
FAQ
Is September a good time to visit Tokyo?
It's a grab bag, honestly. The crowds are thinner and prices are lower than summer, which is appealing. But September is peak typhoon season and the wettest month of the year, so you're trading savings for weather uncertainty. If you're flexible with your plans and don't mind the occasional rainy day (or two), it can be rewarding — for food. But if this is your first trip and you want reliable weather for sightseeing, October or November would likely serve you better.
How likely is a typhoon to hit Tokyo in September?
Tokyo typically sees one to two typhoons affect the broader Kanto region during September, though direct hits on the city center are less common than near-misses that still bring heavy rain and wind. Even a passing typhoon can shut down trains and ground flights for 12-24 hours. The Japan Meteorological Agency provides several days of advance warning, so you won't be caught off guard — but you do need a backup plan for indoor activities.
What should I do if a typhoon hits during my trip?
Stay indoors. This isn't the time for adventure. Stock up on food and water from a convenience store beforehand, charge your devices, and treat it as a rest day. Monitor the JR East app and NHK World for English-language updates on transit resumptions. Most typhoons pass through within 12-24 hours, and trains typically resume service within a few hours after the storm clears. The day after a typhoon often has some of the clearest, freshest weather of the month.
Is it too hot to sightsee in Tokyo in September?
Early September — roughly the first two weeks — still feels like summer, with highs around 29°C (84°F) and oppressive humidity. Midday outdoor sightseeing is uncomfortable and potentially risky for heat-related illness. Plan outdoor activities for morning or late afternoon, and duck into air-conditioned spaces during the hottest hours. By late September, the heat eases noticeably, and you'll start getting comfortable days where walking around all day feels pleasant again.
Can I see autumn foliage in Tokyo in September?
Not yet. Autumn colors in Tokyo don't typically begin until mid-November, with peak foliage arriving in late November to early December. September is still green — lush and overgrown from summer rain, but not the reds and golds you might be imagining. If autumn foliage is your goal, plan for late November instead.
What food is in season in Tokyo in September?
September is the start of shokuyoku no aki — Japan's autumn appetite season. Sanma (Pacific saury) is the headliner, grilled whole at izakaya across the city. Matsutake mushrooms begin appearing on high-end menus. Japanese chestnuts show up in both savory dishes and sweets. New-crop rice (shinmai) arrives with a subtle sweetness that sushi enthusiasts notice. And tsukimi-themed items — egg-topped dishes celebrating the harvest moon — pop up everywhere from convenience stores to ramen shops.
Last verified by automated review (v1.7.1) on May 26, 2026. What is automated review?