Average annual temperature is 26.0 °C
Absolute maximum temperature: 39.4 °C
Absolute minimum temperature: 12.4 °C
Number of sunny days: 146 days
Number of rainy days: 219 days
Look at detailed online map of Chiang Mai
* Weather data for Chiang Mai Thailand is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 29.5 | 32.1 | 35.8 | 38.9 | 39.4 | 37.3 | 34.0 | 33.0 | 32.9 | 31.4 | 30.5 | 30.3 |
| Average daytime temperature (°C) | 27.6 | 29.4 | 32.2 | 36.8 | 34.3 | 32.3 | 31.5 | 30.4 | 29.8 | 29.3 | 29.0 | 28.2 |
| Average temperature (°C) | 21.8 | 23.6 | 26.2 | 30.3 | 28.9 | 27.7 | 27.4 | 26.6 | 26.2 | 25.6 | 24.4 | 23.4 |
| Average night temperature (°C) | 15.8 | 17.5 | 20.0 | 23.8 | 24.3 | 24.3 | 23.9 | 23.7 | 23.4 | 22.5 | 20.2 | 18.6 |
| Absolute minimum temperature (°C) | 12.4 | 14.7 | 16.2 | 19.9 | 22.3 | 22.8 | 22.7 | 22.7 | 22.5 | 20.9 | 17.2 | 14.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.1 | 11.5 | 12.0 | 12.6 | 13.0 | 13.2 | 13.1 | 12.8 | 12.2 | 11.7 | 11.3 | 11.0 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 10.0 |
| Sunshine mean duration (h) | 10.3 | 10.5 | 10.5 | 11.1 | 10.9 | 9.3 | 10.2 | 7.9 | 8.6 | 9.7 | 10.1 | 10.1 |
| Precipitation (mm) | 0 | 47 | 15 | 6 | 149 | 291 | 321 | 333 | 601 | 211 | 39 | 45 |
| Sunny days | 30 | 22 | 23 | 23 | 4 | 1 | 1 | 0 | 2 | 2 | 18 | 20 |
| Rainy days | 1 | 6 | 8 | 7 | 27 | 29 | 30 | 31 | 28 | 29 | 12 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Chiang Mai is at