Average annual temperature is 24.5 °C
Absolute maximum temperature: 37.7 °C
Absolute minimum temperature: 9.4 °C
Number of sunny days: 126 days
Number of rainy days: 239 days
Look at detailed online map of Amphoe Khon San
* Weather data for Amphoe Khon San 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) | 30.1 | 32.9 | 36.4 | 37.7 | 36.7 | 33.6 | 33.3 | 33.1 | 31.2 | 29.7 | 29.2 | 29.7 |
| Average daytime temperature (°C) | 24.2 | 27.6 | 31.0 | 34.2 | 32.0 | 31.2 | 30.8 | 29.8 | 28.7 | 27.8 | 26.4 | 25.6 |
| Average temperature (°C) | 19.4 | 22.5 | 25.2 | 28.2 | 27.1 | 26.5 | 26.4 | 25.7 | 24.7 | 23.9 | 22.5 | 21.4 |
| Average night temperature (°C) | 14.2 | 17.7 | 20.0 | 23.8 | 23.5 | 23.5 | 23.4 | 22.9 | 22.0 | 21.0 | 18.7 | 17.0 |
| Absolute minimum temperature (°C) | 9.4 | 12.6 | 15.0 | 20.4 | 21.6 | 21.6 | 21.3 | 21.5 | 20.6 | 19.0 | 14.5 | 10.8 |
| 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) | 9.7 | 9.7 | 10.7 | 11.1 | 10.5 | 8.9 | 9.0 | 6.7 | 6.7 | 9.3 | 10.0 | 9.8 |
| Precipitation (mm) | 4 | 25 | 25 | 35 | 133 | 123 | 118 | 117 | 355 | 200 | 35 | 14 |
| Sunny days | 27 | 17 | 23 | 11 | 2 | 1 | 4 | 3 | 0 | 2 | 12 | 24 |
| Rainy days | 4 | 11 | 8 | 19 | 29 | 29 | 27 | 28 | 30 | 29 | 18 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Amphoe Khon San is at