Average annual temperature is 27.1 °C
Absolute maximum temperature: 39.3 °C
Absolute minimum temperature: 12.8 °C
Number of sunny days: 148 days
Number of rainy days: 217 days
Look at detailed online map of Amphoe Chiang Khwan
* Weather data for Amphoe 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) | 31.7 | 35.7 | 37.3 | 39.3 | 39.3 | 34.8 | 35.0 | 33.7 | 32.3 | 32.6 | 33.4 | 33.8 |
| Average daytime temperature (°C) | 27.8 | 32.0 | 34.4 | 36.5 | 34.3 | 32.7 | 32.2 | 31.6 | 30.2 | 31.0 | 31.3 | 30.5 |
| Average temperature (°C) | 21.8 | 25.7 | 28.3 | 31.1 | 29.7 | 28.4 | 28.1 | 27.8 | 26.6 | 26.8 | 26.4 | 25.1 |
| Average night temperature (°C) | 16.4 | 20.0 | 22.4 | 26.4 | 25.9 | 25.4 | 25.0 | 24.9 | 24.0 | 23.4 | 22.2 | 20.1 |
| Absolute minimum temperature (°C) | 12.8 | 14.7 | 18.0 | 23.4 | 23.6 | 24.0 | 23.5 | 23.5 | 23.1 | 22.0 | 18.2 | 13.6 |
| 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) | 9.2 | 10.3 | 10.6 | 10.8 | 10.3 | 9.2 | 9.0 | 7.9 | 7.0 | 9.6 | 10.3 | 10.0 |
| Precipitation (mm) | 19 | 49 | 6 | 56 | 195 | 192 | 287 | 241 | 402 | 215 | 27 | 3 |
| Sunny days | 26 | 19 | 24 | 11 | 10 | 3 | 0 | 4 | 0 | 5 | 19 | 27 |
| Rainy days | 5 | 9 | 7 | 19 | 21 | 27 | 31 | 27 | 30 | 26 | 11 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Amphoe Chiang Khwan is at