Nº 1
Mykonos
Ideal in September
- 26° / 22° high / low
- 0.1 h rain/day
- 12.4 h daylight
26° highs with 1 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Mykonos in September →Where to go in September
87 cities, one measured yardstick: average highs, rain days, rain hours and daylight from multi-year Open-Meteo records. 29 cities sit in the ideal band this month. Ranked by disclosed thresholds — the skip list included.
Nº 2
San Francisco
Ideal in September
- 20° / 14° high / low
- 0.1 h rain/day
- 12.4 h daylight
20° highs with 1 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in San Francisco in September →
Nº 3
Cappadocia
Ideal in September
- 26° / 11° high / low
- 0.3 h rain/day
- 12.4 h daylight
26° highs with 2 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Cappadocia in September →
Nº 4
Athens
Ideal in September
- 29° / 20° high / low
- 0.3 h rain/day
- 12.4 h daylight
29° highs with 3 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Athens in September →
Nº 5
Bucharest
Ideal in September
- 25° / 14° high / low
- 0.6 h rain/day
- 12.4 h daylight
25° highs with 5 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Bucharest in September →
Nº 6
Beijing
Ideal in September
- 27° / 17° high / low
- 1.0 h rain/day
- 12.4 h daylight
27° highs with 5 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Beijing in September →
Nº 7
Edmonton
Ideal in September
- 20° / 9° high / low
- 0.5 h rain/day
- 12.6 h daylight
20° highs with 5 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Edmonton in September →
Nº 8
Crete
Ideal in September
- 29° / 21° high / low
- 0.2 h rain/day
- 12.3 h daylight
29° highs with 5 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Crete in September →
Nº 9
Lisbon
Ideal in September
- 26° / 17° high / low
- 0.6 h rain/day
- 12.4 h daylight
26° highs with 6 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Lisbon in September →
Nº 10
Cannes
Ideal in September
- 26° / 18° high / low
- 0.9 h rain/day
- 12.4 h daylight
26° highs with 6 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Cannes in September →
Nº 11
Madrid
Ideal in September
- 27° / 15° high / low
- 0.9 h rain/day
- 12.4 h daylight
27° highs with 6 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Madrid in September →
Nº 12
Buenos Aires
Ideal in September
- 19° / 11° high / low
- 1.0 h rain/day
- 11.9 h daylight
19° highs with 6 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Buenos Aires in September →
Nº 13
Chicago
Ideal in September
- 24° / 16° high / low
- 1.1 h rain/day
- 12.4 h daylight
24° highs with 7 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Chicago in September →
Nº 14
Istanbul
Ideal in September
- 26° / 18° high / low
- 0.8 h rain/day
- 12.4 h daylight
26° highs with 7 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Istanbul in September →
Nº 15
Sydney
Ideal in September
- 21° / 11° high / low
- 1.1 h rain/day
- 11.9 h daylight
21° highs with 7 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Sydney in September →
Nº 16
Berlin
Ideal in September
- 21° / 12° high / low
- 0.7 h rain/day
- 12.6 h daylight
21° highs with 7 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Berlin in September →
Nº 17
Seattle
Ideal in September
- 21° / 13° high / low
- 1.0 h rain/day
- 12.5 h daylight
21° highs with 7 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Seattle in September →
Nº 18
Cape Town
Ideal in September
- 18° / 11° high / low
- 0.9 h rain/day
- 11.9 h daylight
18° highs with 7 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Cape Town in September →
Nº 19
Toronto
Ideal in September
- 22° / 14° high / low
- 1.2 h rain/day
- 12.4 h daylight
22° highs with 8 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Toronto in September →
Nº 20
Rio de Janeiro
Ideal in September
- 27° / 20° high / low
- 0.9 h rain/day
- 12.0 h daylight
27° highs with 8 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Rio de Janeiro in September →
Nº 21
Copenhagen
Ideal in September
- 18° / 13° high / low
- 1.0 h rain/day
- 12.6 h daylight
18° highs with 8 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Copenhagen in September →
Nº 22
Budapest
Ideal in September
- 23° / 13° high / low
- 1.3 h rain/day
- 12.5 h daylight
23° highs with 9 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Budapest in September →
Nº 23
Riga
Ideal in September
- 18° / 11° high / low
- 1.0 h rain/day
- 12.7 h daylight
18° highs with 10 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Riga in September →
Nº 24
Paris
Ideal in September
- 22° / 13° high / low
- 1.5 h rain/day
- 12.5 h daylight
22° highs with 11 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Paris in September →
Nº 25
Antwerp
Ideal in September
- 21° / 13° high / low
- 1.2 h rain/day
- 12.5 h daylight
21° highs with 11 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Antwerp in September →
Nº 26
Brussels
Ideal in September
- 21° / 12° high / low
- 1.3 h rain/day
- 12.5 h daylight
21° highs with 11 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Brussels in September →
Nº 27
Krakow
Ideal in September
- 21° / 12° high / low
- 1.7 h rain/day
- 12.5 h daylight
21° highs with 11 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Krakow in September →
Nº 28
London
Ideal in September
- 20° / 12° high / low
- 1.3 h rain/day
- 12.6 h daylight
20° highs with 12 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in London in September →
Nº 29
Amsterdam
Ideal in September
- 20° / 12° high / low
- 1.5 h rain/day
- 12.6 h daylight
20° highs with 12 rain days — inside the ideal window (18–29 °C highs, ≤13 rain days, ≤90 mm).
Things to do in Amsterdam in September →
Nº 30
Petra
Good in September
- 30° / 20° high / low
- 0.0 h rain/day
- 12.3 h daylight
30° highs with 0 rain days — comfortable, just outside the ideal window.
Things to do in Petra in September →
Nº 31
Los Angeles
Good in September
- 30° / 18° high / low
- 0.2 h rain/day
- 12.3 h daylight
30° highs with 2 rain days — comfortable, just outside the ideal window.
Things to do in Los Angeles in September →
Nº 32
Seville
Good in September
- 31° / 19° high / low
- 0.5 h rain/day
- 12.4 h daylight
31° highs with 3 rain days — comfortable, just outside the ideal window.
Things to do in Seville in September →
Nº 33
Antalya
Good in September
- 33° / 21° high / low
- 0.3 h rain/day
- 12.4 h daylight
33° highs with 3 rain days — comfortable, just outside the ideal window.
Things to do in Antalya in September →
Nº 34
Branson
Good in September
- 29° / 17° high / low
- 0.6 h rain/day
- 12.4 h daylight
29° highs with 6 rain days — comfortable, just outside the ideal window.
Things to do in Branson in September →
Nº 35
Honolulu
Good in September
- 29° / 23° high / low
- 0.2 h rain/day
- 12.2 h daylight
29° highs with 6 rain days — comfortable, just outside the ideal window.
Things to do in Honolulu in September →
Nº 36
Palm Beach
Good in September
- 32° / 28° high / low
- 0.4 h rain/day
- 12.2 h daylight
32° highs with 6 rain days — comfortable, just outside the ideal window.
Things to do in Palm Beach in September →
Nº 37
Louisville
Good in September
- 27° / 17° high / low
- 1.1 h rain/day
- 12.4 h daylight
27° highs with 8 rain days — comfortable, just outside the ideal window.
Things to do in Louisville in September →
Nº 38
Rome
Good in September
- 28° / 18° high / low
- 1.1 h rain/day
- 12.4 h daylight
28° highs with 8 rain days — comfortable, just outside the ideal window.
Things to do in Rome in September →
Nº 39
Stockholm
Good in September
- 17° / 10° high / low
- 0.9 h rain/day
- 12.7 h daylight
17° highs with 8 rain days — comfortable, just outside the ideal window.
Things to do in Stockholm in September →
Nº 40
Saratoga Springs
Good in September
- 23° / 13° high / low
- 1.4 h rain/day
- 12.4 h daylight
23° highs with 9 rain days — comfortable, just outside the ideal window.
Things to do in Saratoga Springs in September →
Nº 41
Venice
Good in September
- 24° / 17° high / low
- 1.4 h rain/day
- 12.5 h daylight
24° highs with 9 rain days — comfortable, just outside the ideal window.
Things to do in Venice in September →
Nº 42
Lynchburg
Good in September
- 26° / 16° high / low
- 1.5 h rain/day
- 12.4 h daylight
26° highs with 9 rain days — comfortable, just outside the ideal window.
Things to do in Lynchburg in September →
Nº 43
Lidingo
Good in September
- 17° / 10° high / low
- 0.9 h rain/day
- 12.7 h daylight
17° highs with 9 rain days — comfortable, just outside the ideal window.
Things to do in Lidingo in September →
Nº 44
Helsinki
Good in September
- 16° / 10° high / low
- 1.5 h rain/day
- 12.7 h daylight
16° highs with 9 rain days — comfortable, just outside the ideal window.
Things to do in Helsinki in September →
Nº 45
Boston
Good in September
- 23° / 15° high / low
- 1.8 h rain/day
- 12.4 h daylight
23° highs with 10 rain days — comfortable, just outside the ideal window.
Things to do in Boston in September →
Nº 46
Barcelona
Good in September
- 26° / 18° high / low
- 1.1 h rain/day
- 12.4 h daylight
26° highs with 10 rain days — comfortable, just outside the ideal window.
Things to do in Barcelona in September →
Nº 47
Philadelphia
Good in September
- 26° / 17° high / low
- 1.4 h rain/day
- 12.4 h daylight
26° highs with 10 rain days — comfortable, just outside the ideal window.
Things to do in Philadelphia in September →
Nº 48
Oslo
Good in September
- 16° / 10° high / low
- 2.1 h rain/day
- 12.7 h daylight
16° highs with 10 rain days — comfortable, just outside the ideal window.
Things to do in Oslo in September →
Nº 49
Dublin
Good in September
- 17° / 12° high / low
- 2.0 h rain/day
- 12.6 h daylight
17° highs with 13 rain days — comfortable, just outside the ideal window.
Things to do in Dublin in September →
Nº 50
Edinburgh
Good in September
- 17° / 11° high / low
- 1.8 h rain/day
- 12.6 h daylight
17° highs with 13 rain days — comfortable, just outside the ideal window.
Things to do in Edinburgh in September →Measurably difficult in September
Honesty cuts both ways — these cities trip a difficult threshold this month:
- Abu Dhabi — 39° highs clear the 37 °C heat threshold — measurably difficult.
- Dubai — 39° highs clear the 37 °C heat threshold — measurably difficult.
- Doha — 39° highs clear the 37 °C heat threshold — measurably difficult.
- Phoenix — 38° highs clear the 37 °C heat threshold — measurably difficult.
- Seoul — 215 mm of rain clears the 200 mm threshold — measurably difficult.
- Tokyo — 202 mm of rain clears the 200 mm threshold — measurably difficult.
- Taipei — 206 mm of rain clears the 200 mm threshold — measurably difficult.
- St. Augustine — 201 mm of rain clears the 200 mm threshold — measurably difficult.
- Cancun — Rain on 20 days clears the 20-day threshold — measurably difficult.
- Medellin — Rain on 21 days clears the 20-day threshold — measurably difficult.
- Orlando — Rain on 23 days clears the 20-day threshold — measurably difficult.
- Cartagena — Rain on 23 days clears the 20-day threshold — measurably difficult.
- Miami — Rain on 24 days clears the 20-day threshold — measurably difficult.
- Singapore — Rain on 25 days clears the 20-day threshold — measurably difficult.
- Goa — Rain on 27 days clears the 20-day threshold — measurably difficult.
- Mumbai — Rain on 28 days clears the 20-day threshold — measurably difficult.
- Bangkok — Rain on 28 days clears the 20-day threshold — measurably difficult.
- San José — Rain on 29 days clears the 20-day threshold — measurably difficult.
- Kathmandu — Rain on 29 days clears the 20-day threshold — measurably difficult.
Tracked events in September
- 1 Sept 2026 Arlo Parks Union Transfer, Philadelphia
- 1 Sept 2026 The Wizard of Oz at Sphere Sphere, Las Vegas
- 1 Sept 2026 Lizzie Berchie Blue Note Jazz Club, New York
- 1 Sept 2026 Colors of Mexico Fantasy Lab Las Vegas, Las Vegas
- 1 Sept 2026 Couvo | Barstow Drive | Veebus Trio | Rory D'Lasnow Berlin, New York
- 1 Sept 2026 Live Piano Karaoke w/ Leslie Goshko Wild Horses, New York
- 1 Sept 2026 Palace of Dreams Guided Tours State Theatre, Sydney
- 1 Sept 2026 The Beau Burnette Show The Basement, Nashville
- 1 Sept 2026 Blue Man Group Las Vegas Blue Man Theater at Luxor, Las Vegas
- 1 Sept 2026 Balloon Museum | EmotionAir - Art You Can Feel - Chicago The Fields Studios, Chicago
From the live events feed we sync daily — listings exist only where measured coverage does.
September, answered from the data
Where is it ideal to travel in September?
29 of the 87 cities we measure sit in the ideal band in September — Mykonos, San Francisco, Cappadocia lead the ranking.
Which city is coolest in September?
Vestmannaeyjar, with average highs of 11 °C in our measured record.
Which city is driest in September?
Petra, averaging 0 rain days across the month.