When is the best time to visit Chiang Mai?
- The best time for a sun tanning holiday is March, April, May. Average maximum temperatures are up to +99°F in April and it has 13 sunny days on average.
- In general, it’s pleasant to walk and do outdoor activities during January - December.
- If you want to avoid wet weather, then your choice is August, September, October with the lowest chance of rain.
Average weather in Chiang Mai in different months
In January, December the weather is great. There are an average of 22 sunny days in January and the temperature ranges from +61°F to +86°F.
February, March, April, November usually has good weather. Average maximum temperature reaches +99°F during April.
In May, June, July, August, September, October the weather is average. Expect around 109 rainy days, and the precipitation amounts to approximately 219 mm in August.
Climate in Chiang Mai
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum Temperature | |||||||||||
| +97°F | +100°F | +106°F | +109°F | +109°F | +104°F | +102°F | +100°F | +97°F | +99°F | +99°F | +93°F |
| Average Maximum Temperature | |||||||||||
| +86°F | +91°F | +97°F | +99°F | +95°F | +91°F | +90°F | +90°F | +90°F | +88°F | +86°F | +84°F |
| Minimum Temperature | |||||||||||
| +50°F | +50°F | +55°F | +66°F | +68°F | +72°F | +72°F | +72°F | +68°F | +59°F | +48°F | +41°F |
| Avg. water temperature | |||||||||||
| - | - | - | - | - | - | - | - | - | - | - | - |
| Humidity, % | |||||||||||
| 66 | 55 | 50 | 54 | 67 | 73 | 75 | 78 | 79 | 77 | 73 | 70 |
| Rain, mm | |||||||||||
| 8 | 4 | 10 | 34 | 138 | 146 | 168 | 219 | 190 | 114 | 25 | 11 |
| Snow, mm | |||||||||||
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Average wind speed, m/s | |||||||||||
| 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
| Sunny Days | |||||||||||
| 22 | 23 | 23 | 13 | 2 | 0 | 0 | 0 | 0 | 4 | 12 | 18 |
| Cloud Days | |||||||||||
| 6 | 3 | 3 | 4 | 3 | 2 | 2 | 1 | 1 | 4 | 9 | 9 |
| Rainy Days | |||||||||||
| 3 | 2 | 3 | 6 | 13 | 20 | 23 | 22 | 16 | 15 | 8 | 4 |
| Snowy Days | |||||||||||
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Average Temperature
Humidity
Rain
FAQ
What is the hottest month in Chiang Mai?
What is the coldest month in Chiang Mai?
Is Chiang Mai worth visiting in winter?
When does it rain the least in Chiang Mai?
Other cities in Thailand
Monthly weather in Chiang Mai
Source of the data
For this page, we’ve looked at the typical weather in Chiang Mai, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.