Average annual temperature is 21.5 °C
Absolute maximum temperature: 33.8 °C
Absolute minimum temperature: 7.5 °C
Number of sunny days: 119 days
Number of rainy days: 246 days
Look at detailed online map of Ban San
* Weather data for Ban 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) | 24.7 | 28.7 | 30.9 | 33.8 | 33.2 | 30.4 | 29.4 | 28.8 | 28.7 | 27.1 | 26.8 | 28.0 |
| Average daytime temperature (°C) | 22.2 | 25.6 | 28.1 | 31.2 | 28.9 | 26.6 | 26.7 | 25.3 | 25.2 | 25.1 | 25.1 | 24.3 |
| Average temperature (°C) | 17.2 | 20.3 | 22.6 | 25.5 | 23.8 | 22.2 | 22.3 | 21.5 | 21.3 | 21.1 | 20.6 | 19.8 |
| Average night temperature (°C) | 12.2 | 15.1 | 17.7 | 20.5 | 20.1 | 19.5 | 19.4 | 19.1 | 19.0 | 18.4 | 16.9 | 15.3 |
| Absolute minimum temperature (°C) | 7.5 | 10.6 | 13.5 | 17.3 | 18.5 | 18.6 | 18.6 | 18.3 | 18.3 | 17.2 | 13.9 | 9.1 |
| 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) | 11.2 | 11.5 | 12.0 | 12.6 | 13.0 | 13.2 | 13.1 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.1 | 10.5 | 10.4 | 11.2 | 10.5 | 8.9 | 9.3 | 6.9 | 7.4 | 8.8 | 9.9 | 10.1 |
| Precipitation (mm) | 6 | 9 | 31 | 60 | 194 | 269 | 180 | 286 | 395 | 204 | 34 | 6 |
| Sunny days | 28 | 23 | 17 | 17 | 1 | 0 | 1 | 0 | 0 | 0 | 13 | 19 |
| Rainy days | 3 | 5 | 14 | 13 | 30 | 30 | 30 | 31 | 30 | 31 | 17 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban San is at