Average annual temperature is 28.4 °C
Absolute maximum temperature: 40.0 °C
Absolute minimum temperature: 16.3 °C
Number of sunny days: 135 days
Number of rainy days: 230 days
Look at detailed online map of Ban Wat Sai
* Weather data for Ban Wat Sai 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) | 33.7 | 35.8 | 38.3 | 39.9 | 40.0 | 37.4 | 35.0 | 36.5 | 33.4 | 32.8 | 32.8 | 34.4 |
| Average daytime temperature (°C) | 30.6 | 32.8 | 35.5 | 37.5 | 36.0 | 34.6 | 33.1 | 34.2 | 31.8 | 31.5 | 31.1 | 31.9 |
| Average temperature (°C) | 25.1 | 27.2 | 29.5 | 31.6 | 30.9 | 29.5 | 28.9 | 28.9 | 27.5 | 27.5 | 26.8 | 27.2 |
| Average night temperature (°C) | 20.0 | 22.1 | 24.2 | 26.8 | 26.7 | 26.2 | 25.9 | 25.8 | 24.9 | 24.4 | 23.3 | 22.6 |
| Absolute minimum temperature (°C) | 16.3 | 17.2 | 20.3 | 24.4 | 24.8 | 24.9 | 24.5 | 24.6 | 23.7 | 23.7 | 20.0 | 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 | 12.5 | 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) | 10.1 | 10.4 | 10.8 | 10.9 | 10.9 | 9.4 | 9.2 | 8.7 | 8.0 | 8.7 | 9.8 | 10.2 |
| Precipitation (mm) | 7 | 34 | 1 | 58 | 103 | 173 | 182 | 206 | 427 | 291 | 51 | 7 |
| Sunny days | 26 | 18 | 22 | 15 | 10 | 1 | 0 | 2 | 0 | 0 | 18 | 23 |
| Rainy days | 5 | 10 | 9 | 15 | 21 | 29 | 31 | 29 | 30 | 31 | 12 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Wat Sai is at