Average annual temperature is 27.9 °C
Absolute maximum temperature: 37.6 °C
Absolute minimum temperature: 17.1 °C
Number of sunny days: 107 days
Number of rainy days: 258 days
Look at detailed online map of Ban San Phanom
* Weather data for Ban San Phanom 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) | 32.4 | 33.2 | 33.8 | 36.0 | 37.6 | 36.0 | 34.4 | 36.1 | 33.9 | 32.8 | 32.8 | 33.3 |
| Average daytime temperature (°C) | 29.8 | 31.2 | 31.9 | 34.1 | 34.3 | 32.5 | 32.4 | 33.3 | 31.9 | 31.2 | 30.9 | 31.1 |
| Average temperature (°C) | 24.8 | 26.5 | 27.9 | 30.1 | 30.2 | 28.9 | 28.6 | 28.6 | 27.9 | 27.3 | 26.7 | 26.6 |
| Average night temperature (°C) | 20.0 | 22.3 | 24.3 | 26.5 | 26.7 | 26.1 | 25.7 | 25.5 | 25.3 | 24.6 | 23.2 | 22.5 |
| Absolute minimum temperature (°C) | 17.1 | 19.1 | 20.2 | 24.1 | 24.5 | 24.6 | 24.5 | 24.3 | 24.2 | 23.9 | 19.3 | 17.5 |
| 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 | 12.4 | 12.8 | 12.9 | 12.8 | 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) | 10.2 | 10.3 | 11.0 | 11.0 | 10.5 | 8.8 | 7.8 | 7.9 | 7.5 | 7.9 | 9.5 | 10.2 |
| Precipitation (mm) | 3 | 39 | 12 | 75 | 134 | 218 | 204 | 255 | 395 | 335 | 94 | 53 |
| Sunny days | 25 | 17 | 17 | 14 | 4 | 1 | 1 | 0 | 0 | 0 | 11 | 17 |
| Rainy days | 6 | 11 | 14 | 16 | 27 | 29 | 30 | 31 | 30 | 31 | 19 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban San Phanom is at