Average annual temperature is 27.3 °C
Absolute maximum temperature: 39.9 °C
Absolute minimum temperature: 12.9 °C
Number of sunny days: 127 days
Number of rainy days: 238 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) | 32.6 | 35.0 | 38.7 | 39.9 | 39.5 | 37.9 | 36.3 | 37.5 | 33.4 | 32.7 | 32.1 | 33.9 |
| Average daytime temperature (°C) | 27.4 | 31.4 | 34.5 | 36.8 | 35.0 | 34.7 | 33.3 | 34.7 | 31.0 | 30.6 | 30.2 | 30.1 |
| Average temperature (°C) | 21.9 | 25.6 | 28.3 | 30.7 | 29.8 | 29.4 | 28.5 | 29.1 | 26.6 | 26.5 | 25.5 | 25.1 |
| Average night temperature (°C) | 16.7 | 20.3 | 22.5 | 25.9 | 25.9 | 25.8 | 25.2 | 25.4 | 24.0 | 23.3 | 21.4 | 20.3 |
| Absolute minimum temperature (°C) | 12.9 | 16.7 | 17.8 | 22.8 | 24.1 | 24.7 | 23.0 | 24.2 | 22.7 | 22.4 | 17.0 | 14.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.4 | 11.7 | 12.1 | 12.5 | 12.8 | 13.0 | 12.9 | 12.6 | 12.2 | 11.8 | 11.5 | 11.3 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 8.9 | 10.0 | 10.8 | 10.6 | 10.1 | 9.6 | 8.6 | 8.5 | 6.8 | 8.6 | 9.6 | 9.1 |
| Precipitation (mm) | 7 | 32 | 5 | 54 | 123 | 112 | 186 | 120 | 329 | 241 | 37 | 13 |
| Sunny days | 26 | 18 | 26 | 9 | 5 | 3 | 2 | 0 | 1 | 3 | 12 | 22 |
| Rainy days | 5 | 10 | 5 | 21 | 26 | 27 | 29 | 31 | 29 | 28 | 18 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Khon San is at