Chiang Mai Weather & Climate

Thailand

Chiang Mai sees feels-like daytime highs peak around 43.6°C in April and nighttime lows bottom out near 19.7°C in January. August is the wettest month (~180 mm), while January is the driest (~6 mm). For sunshine, February leads with about 74% clear skies.

Best time to visit Chiang Mai

Based on mild feels-like temperatures and low rain chances, the most comfortable months are January, December, and February — expect around 19.734.4°C with roughly 2% chance of rain on a given day in January.

Chiang Mai climate by month

MonthLow / High °CRain %RainfallClear skiesWind
January19.7° / 34.4°2%6 mm73%4.3 kph
February21.6° / 37.5°3%6 mm74%4.6 kph
March24.8° / 40.7°8%16 mm65%4.6 kph
April28.8° / 43.6°23%53 mm44%4.3 kph
May30.9° / 43.1°46%130 mm19%4.1 kph
June31° / 40.7°45%113 mm9%4.2 kph
July30.9° / 39.5°50%126 mm7%4.2 kph
August31.4° / 40°59%180 mm8%3.8 kph
September31.3° / 40.3°54%176 mm15%3.5 kph
October29.1° / 40°33%94 mm33%3.6 kph
November25° / 37.7°12%36 mm56%3.9 kph
December20.9° / 34.2°3%11 mm69%4 kph

Feels-like temperatures from long-term historical data; ☀ marks the most comfortable months (mild temperatures, low rain).

Want to catch Chiang Mai at its best?

Save your perfect conditions and get an email when a forecast matches.

Set up a free alert