Average annual temperature is 27.2 °C
Absolute maximum temperature: 40.0 °C
Absolute minimum temperature: 12.6 °C
Number of sunny days: 144 days
Number of rainy days: 221 days
Look at detailed online map of Chiang Khwan
* Weather data for Chiang Khwan 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) | 31.6 | 35.7 | 37.3 | 39.5 | 40.0 | 35.0 | 34.9 | 33.7 | 32.3 | 32.5 | 33.7 | 34.0 |
| Average daytime temperature (°C) | 27.8 | 32.0 | 34.3 | 36.7 | 34.5 | 32.6 | 32.2 | 31.6 | 30.1 | 31.0 | 31.6 | 30.6 |
| Average temperature (°C) | 21.8 | 25.7 | 28.2 | 31.2 | 29.8 | 28.4 | 28.1 | 27.7 | 26.5 | 26.8 | 26.5 | 25.1 |
| Average night temperature (°C) | 16.4 | 20.0 | 22.4 | 26.3 | 25.9 | 25.3 | 25.0 | 24.9 | 24.0 | 23.4 | 22.2 | 20.2 |
| Absolute minimum temperature (°C) | 12.6 | 14.7 | 18.0 | 23.5 | 23.8 | 24.0 | 23.6 | 23.7 | 23.2 | 21.8 | 18.1 | 13.4 |
| 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) | 11.3 | 11.6 | 12.0 | 12.5 | 12.9 | 13.1 | 13.0 | 12.7 | 12.2 | 11.8 | 11.4 | 11.2 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 9.3 | 10.3 | 10.7 | 10.9 | 10.3 | 9.1 | 9.1 | 7.8 | 6.8 | 9.7 | 10.3 | 10.0 |
| Precipitation (mm) | 17 | 48 | 9 | 52 | 194 | 197 | 290 | 235 | 414 | 204 | 25 | 3 |
| Sunny days | 24 | 19 | 24 | 15 | 9 | 1 | 1 | 1 | 0 | 4 | 19 | 27 |
| Rainy days | 7 | 9 | 7 | 15 | 22 | 29 | 30 | 30 | 30 | 27 | 11 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Chiang Khwan is at