Average annual temperature is 26.6 °C
Absolute maximum temperature: 41.1 °C
Absolute minimum temperature: 12.5 °C
Number of sunny days: 148 days
Number of rainy days: 217 days
Look at detailed online map of Amphoe Chiang Muan
* Weather data for Amphoe Chiang Muan 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) | 30.8 | 33.9 | 36.5 | 40.5 | 41.1 | 37.2 | 36.6 | 33.9 | 33.5 | 32.6 | 32.3 | 33.4 |
| Average daytime temperature (°C) | 28.2 | 31.5 | 33.8 | 37.8 | 35.2 | 32.9 | 33.0 | 31.1 | 30.7 | 30.4 | 30.2 | 30.6 |
| Average temperature (°C) | 21.9 | 24.6 | 26.7 | 30.6 | 29.4 | 28.0 | 28.2 | 26.9 | 26.7 | 26.3 | 25.0 | 24.6 |
| Average night temperature (°C) | 15.9 | 18.4 | 20.5 | 24.2 | 24.7 | 24.6 | 24.4 | 24.0 | 23.7 | 22.8 | 20.4 | 19.1 |
| Absolute minimum temperature (°C) | 12.5 | 16.6 | 17.7 | 20.6 | 21.9 | 23.5 | 23.0 | 23.0 | 22.8 | 21.4 | 17.2 | 13.7 |
| 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) | 10.0 | 10.5 | 10.5 | 11.2 | 10.7 | 9.0 | 9.6 | 7.2 | 8.2 | 9.1 | 10.0 | 10.0 |
| Precipitation (mm) | 9 | 3 | 14 | 39 | 162 | 241 | 186 | 210 | 287 | 203 | 27 | 5 |
| Sunny days | 29 | 23 | 24 | 22 | 7 | 0 | 0 | 0 | 1 | 2 | 20 | 20 |
| Rainy days | 2 | 5 | 7 | 8 | 24 | 30 | 31 | 31 | 29 | 29 | 10 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Amphoe Chiang Muan is at