April is likely the last comfortable month to visit Phoenix before the Sonoran Desert heat takes over. Daytime temperatures average around 30°C (87°F), which feels warm but entirely manageable with the bone-dry 20% humidity. By May, those numbers climb to 35°C (95°F), and by June the city regularly hits 40°C (104°F). April sits in a sweet spot.
The snowbird population, those seasonal residents from Minnesota, Michigan, and Ontario who flood the Valley of the Sun from November through March, has mostly headed home by mid-April. That tends to mean shorter wait times at restaurants along Scottsdale's Marshall Way and more open trail parking at Camelback Mountain. Hotel rates haven't dropped to summer lows yet, though. You'll still pay shoulder-season rates, noticeably lower than the January-March peak but well above the deep summer discounts. Book 3-4 weeks ahead for the best selection.
Phoenix is a car city. The Valley Light Rail connects downtown Phoenix to Tempe and Mesa along a single 28-mile east-west line, but the sprawl stretches 40 miles north to south. Rideshare from Sky Harbor airport to Scottsdale is a short trip, and you'll want a rental if you plan to hit trailheads or venture beyond the central corridor. The freeway system moves well outside rush hour, and parking is free at most trailheads and shopping centers.
April is also when the Valley's cultural calendar shifts gears. First Friday art walks still pack Roosevelt Row in downtown Phoenix, and the Arizona Diamondbacks open their regular season at Chase Field. The dining scene leans into patio season. Restaurants like The Herb Box in Old Town Scottsdale and Postino on the Arcadia stretch of East Camelback Road set up outdoor seating that stays comfortable well past sunset, when temperatures settle around 15°C (59°F). You'll smell mesquite smoke drifting from backyard grills across south Scottsdale on weekend evenings. Worth noting, too, that Sedona sits only 2 hours north on I-17, and April's mild weather makes it a natural day trip for red rock hiking before the summer crowds descend on Oak Creek Canyon.
Why visit in April
- Daytime highs around 30°C (87°F) with 20% humidity make April one of the most comfortable outdoor months in Phoenix, ideal for the 50-plus hiking trails across the McDowell Sonoran Preserve and South Mountain Park.
- Virtually zero rainfall at 2mm for the entire month means outdoor plans in the Valley rarely need a backup.
- Snowbird crowds thin out by mid-April, which tends to mean easier parking at popular trailheads like Echo Canyon and Piestewa Peak, plus shorter waits at restaurants in Scottsdale and Arcadia.
- Desert wildflowers, particularly brittlebush and Mexican gold poppies, still bloom along lower-elevation trails in early April if winter rains were adequate.
- Hotel prices begin dropping 15-25% from the January-March peak, putting mid-range properties in Scottsdale and Tempe within easier reach compared to peak-season rates.
Worth knowing
- Late April can push past 35°C (95°F) on hotter days, a preview of the brutal summer ahead. The transition catches visitors off guard if they packed for mild spring weather.
- The Cactus League spring training season wraps up in late March. Visitors arriving in April hoping to catch exhibition baseball at Scottsdale Stadium or Surprise Stadium find empty facilities.
- UV index regularly hits 9 or 10 in April, rated 'very high' to 'extreme' by the WHO. Sunburn can happen in under 15 minutes on unprotected skin at midday.
- Phoenix requires a car for most activities. The Valley sprawls across 500+ square miles, and public transit covers only a narrow corridor between downtown Phoenix and Mesa along the Light Rail.
Best for
Think twice if
April in Phoenix tends to feel like the last stretch of perfect desert weather before the oven switches on. Mornings start around 15°C (59°F), cool enough that you might want a light layer for an early hike up Piestewa Peak. By midday the temperature typically reaches 30°C (87°F) under relentless blue skies. Humidity hovers around 20%, which makes the heat more tolerable than equivalent temperatures in humid climates, though the dry air does a number on your skin. Rainfall is almost nonexistent at 2mm for the whole month. You might see one light shower, though many Aprils pass without a single drop. The UV index is the real story, regularly hitting 9 or higher by late morning. Wind tends to pick up in the afternoons, sometimes gusting to 30 km/h, which kicks fine desert dust into the air along exposed trails near the McDowell Mountains.
Seasonal caution
- UV index reaches 9-10 ('very high' to 'extreme') on most April days in Phoenix. Unprotected skin can burn in 10-15 minutes at midday. Apply SPF 50+ sunscreen every 2 hours and wear a hat with a wide brim, especially on exposed trails like Camelback Mountain.
- Late April can produce isolated days above 35°C (95°F). Phoenix typically issues its first heat advisories of the year in late April or early May. If one is posted, shift outdoor activities to before 9 AM or after 5 PM.
- Rattlesnakes become active in April as desert temperatures warm. Stay on marked trails, watch where you place your hands when scrambling over rocks, and keep at least 6 feet of distance if you spot one. The Arizona Poison and Drug Information Center hotline is 1-800-222-1222.
Year-round climate
Averages from the last 5 years.
| Month | Avg high (°C) | Avg low (°C) | Rainfall (mm) |
|---|---|---|---|
| Jan | 18 | 5 | 32 |
| Feb | 21 | 8 | 18 |
| Mar | 24 | 10 | 36 |
| Apr | 30 | 15 | 2 |
| May | 35 | 20 | 2 |
| Jun | 41 | 26 | 7 |
| Jul | 42 | 29 | 74 |
| Aug | 40 | 28 | 51 |
| Sep | 38 | 25 | 38 |
| Oct | 32 | 18 | 35 |
| Nov | 25 | 11 | 19 |
| Dec | 20 | 8 | 36 |
Best things to do in April
Sunrise hike at Camelback Mountain via Echo Canyon
hikingThe 1.2-mile Echo Canyon trail gains 1,280 feet of elevation over exposed rock scrambles and iron-railing sections. April mornings start around 15°C, cool enough for the steep climb without the brutal overhead sun that makes this trail genuinely dangerous by June. The summit looks out over the entire Valley of the Sun, from Four Peaks to the White Tank Mountains.
April's 15°C mornings offer comfortable climbing temperatures before summer heat makes the exposed rock dangerously hot to the touch.Booking tipArrive at the Echo Canyon trailhead parking lot by 5:45 AM on weekends. The lot fills by 6:30 AM even in April, and overflow parking on McDonald Drive gets ticketed.
Desert Botanical Garden evening walk
natureThe 140-acre garden in Papago Park holds one of the world's largest collections of desert plants, with over 50,000 specimens. The palo verde trees bloom bright yellow in April, and the wildflower trail shows off whatever the winter rains brought. Evening visits after 5 PM let you walk the trails as the light turns golden across the red buttes.
Palo verde trees hit peak bloom in April, and evening temperatures around 20°C make the outdoor paths comfortable after a warm day.Kayaking on the Salt River below Saguaro Lake
outdoorThe Lower Salt River flows through the Tonto National Forest about 45 minutes northeast of Scottsdale. April water levels tend to be high enough for a smooth paddle through canyon walls lined with saguaros. You'll likely spot wild horses drinking at the river's edge near Coon Bluff. Water temperature still runs cool, around 15-18°C.
Snowmelt from the Mogollon Rim keeps the Salt River flowing reliably in April before the river drops to a trickle by late May.First Friday art walk on Roosevelt Row
cultureOn the first Friday of each month, the galleries, studios, and converted warehouses along Roosevelt Street between 7th Avenue and 16th Street open their doors from 6-10 PM. Food trucks line the sidewalks, and local musicians play outside Unexpected Gallery and Modified Arts. The April edition draws several thousand people to the district.
April's evening temperatures around 21°C make the outdoor walking format comfortable, unlike the sweltering June-September editions when attendance drops sharply.Day trip to Sedona via I-17
day_tripThe 2-hour drive north from Phoenix climbs from 330 meters elevation to 1,370 meters. April temperatures in Sedona sit around 24°C, cooler than Phoenix by 6-8 degrees. The Cathedral Rock and Devil's Bridge trails are busy but manageable on weekday mornings. Oak Creek still flows from spring runoff, and the cottonwood trees along 89A are leafing out.
April offers Sedona's best combination of mild weather and moderate crowds before the summer tourist peak fills the narrow parking lots along Red Rock Scenic Byway.Catch an Arizona Diamondbacks game at Chase Field
sportsThe D-backs open their MLB regular season in early April at Chase Field in downtown Phoenix. The retractable-roof stadium keeps the interior air-conditioned, which becomes increasingly relevant as April warms up. The ballpark sits next to the Heritage Square district, where pre-game restaurants and bars line the surrounding blocks.
Early-season home games in April tend to have lower attendance than summer weekend series, which means more seat availability and a more relaxed atmosphere.Mountain biking at South Mountain Park
outdoorSouth Mountain Park covers over 16,000 acres and holds more than 50 miles of trails, making it one of the largest municipal parks in the United States. The National Trail runs 14.3 miles along the ridgeline. The Desert Classic trail offers a more moderate 10-mile loop popular with intermediate riders. The sandy soil is firm and fast in April's dry conditions.
The 30°C temperatures keep desert soil conditions firm without the monsoon mud of July-September or the extreme heat that closes trails by mid-June.What to eat in April
In season: fruit
Arizona citrus
Navel oranges, lemons, and grapefruits from backyard trees across the Valley reach their final peak in April. You'll find them at the Old Town Scottsdale Farmers Market on Saturdays and stacked in bins at roadside stands along the canal paths in Arcadia.
Medjool dates
Dateland and Yuma-area date farms ship their harvest to Phoenix-area markets through April. The Medjool variety has a caramel-like sweetness and sticky texture. Look for them at the Phoenix Public Market on Saturdays.
Street food peaks
Sonoran hot dog
Bacon-wrapped, grilled over mesquite, topped with pinto beans, onions, mustard, and jalapeño sauce. The stands along Van Buren Street and in south Phoenix parking lots stay busy through April evenings when the weather is still comfortable for standing outside.
What to drink
Prickly pear agua fresca
The magenta-colored cactus fruit drink appears on menus at taquerias and juice bars across south Phoenix and Mesa as temperatures climb. The flavor is somewhere between watermelon and bubblegum, served ice-cold.
Regular events in April
Arizona Diamondbacks Opening Day
The MLB regular season opens at Chase Field in early April, drawing a full house to downtown Phoenix for the home opener.
Early AprilFirst Friday on Roosevelt RowFree
Monthly art walk along Roosevelt Street in downtown Phoenix with open galleries, food trucks, and live music from 6-10 PM.
First Friday of the monthScottsdale ArtWalkFree
Every Thursday evening, galleries along Marshall Way and Main Street in Old Town Scottsdale open for free walk-through exhibitions. The tradition has run continuously since 1975.
Every Thursday eveningOld Town Scottsdale Farmers MarketFree
Saturday morning market at the corner of Brown Avenue and 1st Street featuring Arizona-grown produce, citrus, baked goods, and local honey. Runs October through May.
Every Saturday morningPhoenix Film Festival
Week-long independent film festival held at Harkins Scottsdale 101 theater, screening 150+ films from independent filmmakers alongside panels and filmmaker Q&A sessions.
Mid-AprilBest places this April
Camelback Mountain
hikingThe most recognizable peak in the Phoenix skyline at 824 meters, with two trails to the summit. Echo Canyon is steeper and more technical. Cholla Trail is longer but more gradual. Both reward with 360-degree Valley views.
ArcadiaDesert Botanical Garden
natureA 140-acre garden in Papago Park showcasing over 50,000 arid-land plants from deserts around the world. The spring wildflower loop and the palo verde canopy are at their best in April.
Papago ParkRoosevelt Row Arts District
cultureA 10-block stretch of galleries, murals, and converted warehouses between 7th Avenue and 16th Street in downtown Phoenix. The district anchors the First Friday art walk each month.
Downtown PhoenixMcDowell Sonoran Preserve
hikingOver 30,000 acres of protected Sonoran Desert north of Scottsdale with 225+ miles of trails. Tom's Thumb (4.4 miles round trip) and Sunrise Peak (3.6 miles) are popular April choices.
North ScottsdaleSouth Mountain Park and Preserve
hikingOne of the largest municipal parks in the country at 16,000+ acres. The summit road to Dobbins Lookout (elevation 770 meters) offers views stretching to the Superstition Mountains on clear April days.
South PhoenixHeard Museum
museumFounded in 1929, the museum on Central Avenue holds one of the most significant collections of American Indian art and cultural artifacts in the Southwest. The indoor galleries offer a cool midday break.
Central PhoenixPapago Park
natureA 1,500-acre park straddling Phoenix and Tempe with the distinctive red sandstone Hole-in-the-Rock formation, easy loop trails, and fishing lagoons. Less strenuous than Camelback, good for families.
Tempe borderOld Town Scottsdale
cultureA walkable district of Southwestern galleries, restaurants, and shops centered on 5th Avenue and Marshall Way. The Thursday evening ArtWalk and Saturday farmers market both run through April.
Scottsdale
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Insider tips
The parking lot at Camelback Mountain's Echo Canyon trailhead fills by 6:30 AM on weekends year-round. If you arrive after that, try the Cholla Trail access point on Invergordon Road instead, which tends to have spots until about 7:30 AM.
Piestewa Peak's Summit Trail is the locals' alternative to Camelback. It's a similar elevation gain at 360 meters but with better-maintained steps and slightly less crowding. The parking lot on Squaw Peak Drive fills later than Echo Canyon by about 30 minutes.
The canal paths that run through Arcadia and central Scottsdale make for flat, shaded morning runs. The Arizona Canal path between 44th Street and Scottsdale Road passes under cottonwood canopy and connects to several coffee shops.
If you're driving to Sedona on a Saturday, leave Phoenix before 7 AM. The single-lane stretch of I-17 through Black Canyon City backs up by mid-morning, and the roundabouts entering Sedona create their own bottleneck by 10 AM.
The Scottsdale Waterfront district along the Arizona Canal has more locals than tourists on weekday evenings. The restaurants there tend to seat walk-ins faster than the Old Town spots 2 blocks south.
Check the Phoenix Mountain Preserve trail-closure page before heading out. The city closes trails when forecast temperatures exceed 41°C (105°F), though that typically starts in May rather than April.
Avoid these mistakes
- Underestimating the UV at altitude. Phoenix sits at 330 meters elevation, which means the UV index is already higher than sea-level cities at the same latitude. Visitors from coastal cities burn faster than they expect even on overcast-feeling days.
- Starting a Camelback Mountain hike after 9 AM in late April. The exposed rock faces absorb heat and radiate it back at you. By 10 AM on a 33°C day the trail surface can reach 50°C.
- Carrying too little water on desert trails. The general rule in the Sonoran Desert is 1 liter per hour of hiking. A 2-hour out-and-back with a single 500ml bottle leads to mild dehydration faster than most people realize in 20% humidity.
- Assuming Phoenix public transit covers the metro area. The Light Rail runs a single 28-mile east-west line, and most trailheads, resorts, and attractions sit well outside that corridor. Plan for a rental car or budget for frequent rideshare trips.
- Booking a trip expecting Cactus League spring training. The exhibition season ends in late March, and by April those stadiums across Scottsdale, Tempe, Surprise, and Goodyear sit idle until next February.
Practical tips for April
April's 15°C mornings and 30°C afternoons mean layering is the move. Start hikes by 6-7 AM to finish before the midday UV peaks. Most Valley trailheads have free parking but no water, so fill up before you leave. The Arizona Diamondbacks play home games at Chase Field through April, and the retractable roof keeps the stadium comfortable regardless of the outdoor temperature. Restaurants across Scottsdale and the Arcadia corridor move into full patio season in April, and evening reservations fill faster than you'd expect for a weeknight. If you're planning a Sedona day trip, go midweek to avoid the weekend traffic on I-17. Rental car fuel costs stay reasonable because the Valley is flat and the freeway system moves at speed outside the 7-9 AM and 4-6 PM rush windows.
FAQ
Is April too hot to hike in Phoenix?
Not if you start early. April daytime highs average around 30°C (87°F), which is warm but manageable on morning hikes. The real concern is UV exposure rather than heat. Start by 6-7 AM, carry at least 1 liter of water per hour, and you'll find conditions comfortable on trails like Piestewa Peak and Tom's Thumb. Late April can push past 35°C on isolated days, so check the forecast before heading to fully exposed routes like Camelback.
Do I need a rental car in Phoenix in April?
For most itineraries, yes. The Valley of the Sun sprawls across 500+ square miles, and the Light Rail covers only a 28-mile east-west corridor between downtown Phoenix and Mesa. Trailheads, resorts in north Scottsdale, and day trip destinations like Sedona or the Superstition Wilderness all sit well outside transit reach. Rideshare works for downtown dining and Chase Field baseball games, but daily use across the metro adds up quickly.
Is April still wildflower season in the Phoenix desert?
Early April can catch the tail end if winter rains were generous. Brittlebush and Mexican gold poppies bloom at lower elevations around the McDowell Sonoran Preserve and along the Peralta Trail in the Superstition Wilderness. By mid-April, most blooms at Phoenix's 330-meter elevation have typically faded. For a better chance, drive up to higher elevations near Bartlett Lake or the Mazatzal Mountains, where the season runs a few weeks later.
What is the UV index like in Phoenix in April?
The UV index regularly reaches 9-10, which the WHO rates as 'very high' to 'extreme.' At this level, unprotected skin can burn in 10-15 minutes at midday. SPF 50+ sunscreen, a broad-brimmed hat, and sun-protective clothing are necessary rather than optional, especially on exposed desert trails where there is no tree canopy for shade.
Are the snowbird crowds still in Phoenix in April?
Mostly gone. The seasonal residents from northern U.S. states and Canada who fill the Valley from November through March tend to head home by mid-April. You'll notice the difference at popular Scottsdale restaurants, golf courses, and trailhead parking lots, which feel noticeably less congested than they did in February or March.
Things to Do in Phoenix in April
Free cancellation Kayaking the Salt River Foxtail Trip
Outdoor experience — 2 hours, free cancellation.
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Free cancellation Small-Group or Private Grand Canyon with Sedona Tour from Phoenix
Day trip — 13 hours, free cancellation.
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Free cancellation Guided Arizona Desert Tour by ATV - Centipede Tour
Outdoor experience — 2 hours, free cancellation.
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Free cancellation Grand Canyon with Sedona and Oak Creek Canyon Van Tour
Day trip — 11 hours, free cancellation.
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Free cancellation Phoenix area Hot Air Balloon Ride on the Largest Balloon in USA
Outdoor experience — 4 hours, free cancellation.
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Free cancellation Ancient Ruins Tour - Guided Arizona Desert Tour by UTV
Outdoor experience — 3 hours, free cancellation.
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