Current Weather and Forecast in Chiang Mai, Thailand
Thailand 🇹🇭
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About the weather in Chiang Mai
Chiang Mai has a tropical wet-and-dry climate. April is the warmest month, with average highs of 96°, and January the coldest, when nights fall to around 62°. August brings the most rain, on about 29 days, while April is the sunniest, with 11.1 hours of sunshine a day. Over a whole year it rains on roughly 167 days.
Chiang Mai climate guide: monthly averages, seasons and the best time to visit
Common questions
When does it rain most in Chiang Mai?
August, at 15.4 inches (390 mm) over about 29 days. March is the driest month, at 10 mm (0.4 in).
Is there snow in Chiang Mai?
Effectively no. The 2015-2024 record for Chiang Mai shows no regular measurable snowfall.
Which month is coolest in Chiang Mai?
January, with highs of 81°F (27°C) and lows near 62°F (17°C). The coldest day in the 2015-2024 record fell to 49°F (10°C).
What is the hottest month in Chiang Mai?
April, averaging 96°F (35°C) by day and 74°F (24°C) overnight. The hottest single day in our 2015-2024 record for this location reached 108°F (42°C).
How sunny is Chiang Mai?
9.8 hours a day averaged over the year, peaking in April at 11.1 hours.
What is the best time to visit Chiang Mai?
Aim for November to February if you get the choice: the rains have stopped and the heat has not yet peaked, and highs average 83°F (28°C) against roughly 4 wet days a month. For the same question asked the other way round, see where else is warm in November.