Average annual temperature is 27.9 °C
Absolute maximum temperature: 40.3 °C
Absolute minimum temperature: 17.1 °C
Number of sunny days: 113 days
Number of rainy days: 252 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) | 32.7 | 34.2 | 35.2 | 37.9 | 40.3 | 37.3 | 35.0 | 37.2 | 34.3 | 33.5 | 33.5 | 34.2 |
| Average daytime temperature (°C) | 30.0 | 31.7 | 32.6 | 35.4 | 36.2 | 33.7 | 32.4 | 34.6 | 32.2 | 31.4 | 31.5 | 31.5 |
| Average temperature (°C) | 24.8 | 26.6 | 27.8 | 30.3 | 30.9 | 29.0 | 28.3 | 29.0 | 27.8 | 27.1 | 26.8 | 26.5 |
| Average night temperature (°C) | 19.9 | 22.1 | 23.4 | 25.9 | 26.8 | 25.9 | 25.4 | 25.3 | 24.9 | 24.3 | 23.1 | 22.2 |
| Absolute minimum temperature (°C) | 17.1 | 19.3 | 20.0 | 24.1 | 24.8 | 24.5 | 24.5 | 24.3 | 23.9 | 23.5 | 19.0 | 18.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 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 | 12.7 | 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) | 10.3 | 10.1 | 10.9 | 11.0 | 10.8 | 8.6 | 7.6 | 8.5 | 7.8 | 8.0 | 9.9 | 10.3 |
| Precipitation (mm) | 3 | 28 | 12 | 30 | 111 | 198 | 169 | 224 | 372 | 285 | 94 | 61 |
| Sunny days | 26 | 16 | 20 | 19 | 4 | 0 | 2 | 1 | 0 | 0 | 12 | 13 |
| Rainy days | 5 | 12 | 11 | 11 | 27 | 30 | 29 | 30 | 30 | 31 | 18 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Wat Sai is at