Average annual temperature is 27.0 °C
Absolute maximum temperature: 39.5 °C
Absolute minimum temperature: 12.3 °C
Number of sunny days: 146 days
Number of rainy days: 219 days
Look at detailed online map of Ban Khon San
* Weather data for Ban 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) | 31.6 | 35.2 | 37.0 | 38.4 | 39.5 | 35.4 | 35.0 | 34.6 | 32.5 | 32.0 | 32.4 | 33.0 |
| Average daytime temperature (°C) | 27.6 | 31.4 | 33.6 | 36.2 | 34.3 | 33.1 | 32.4 | 32.0 | 30.2 | 30.7 | 30.4 | 29.9 |
| Average temperature (°C) | 21.8 | 25.5 | 27.9 | 31.0 | 29.7 | 28.7 | 28.2 | 28.0 | 26.5 | 26.7 | 25.8 | 24.7 |
| Average night temperature (°C) | 16.3 | 19.9 | 22.3 | 26.4 | 25.9 | 25.6 | 25.1 | 25.0 | 23.9 | 23.3 | 21.7 | 19.9 |
| Absolute minimum temperature (°C) | 12.3 | 14.6 | 17.7 | 23.4 | 23.4 | 24.3 | 23.4 | 23.8 | 23.3 | 21.7 | 17.7 | 13.2 |
| 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) | 8.9 | 9.9 | 10.7 | 10.9 | 10.3 | 9.5 | 9.0 | 8.1 | 7.1 | 9.5 | 10.3 | 10.0 |
| Precipitation (mm) | 14 | 38 | 8 | 37 | 140 | 156 | 203 | 163 | 365 | 210 | 11 | 3 |
| Sunny days | 24 | 17 | 27 | 11 | 9 | 3 | 1 | 3 | 0 | 5 | 19 | 27 |
| Rainy days | 7 | 11 | 4 | 19 | 22 | 27 | 30 | 28 | 30 | 26 | 11 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Khon San is at