Changwat Chiang Mai Weather & Climate: Best Time to Visit

In Changwat Chiang Mai, seasonal changes bring about a moderate variation in temperatures. Typically, average maximum daytime temperatures range from a very hot 38°C (100°F) in April to a comfortable 30°C (86°F) in the coolest month, December.

Nights vary from 25°C (77°F) in April to around 16°C (61°F) during the colder months.

Check out our detailed temperature page for more information.

Temperature ranges by month

Changwat Chiang Mai has a notably wet climate with abundant precipitation, recording 1178 mm (46 in) of rainfall per year. The climate in Changwat Chiang Mai shows significant variation throughout the year. Expect heavy rainfall in August, the wettest month, with an average of 256 mm (10 in) of precipitation over 20 rainy days.

In contrast, the driest month February offers drier and sunnier days, with around 4.5 mm (0.2 in) of rainfall over a single rainy day. For more details, please visit our Changwat Chiang Mai Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

For those who appreciate different seasons, Changwat Chiang Mai serves as an ideal destination. Expect longer, more sun-filled days in March with an average of 9.8 hours of sunshine daily, and embrace the darker days in August, offering only 3.9 hours of daily sunlight.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The relative humidity is high throughout the year in Changwat Chiang Mai.

The city experiences its highest humidity in August, reaching 81%. In March, the humidity drops to its lowest level at 52%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year

The average wind speed over the year ranges from () to 1 m/s (2 knots). It is lower in January, November and December and higher in February, March, April, May, June, July, August, September and October. What does this mean?

The mean monthly wind speed over the year (meters per second)