Average annual temperature is 28.3 °C
Absolute maximum temperature: 41.3 °C
Absolute minimum temperature: 17.3 °C
Number of sunny days: 123 days
Number of rainy days: 242 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) | 33.1 | 35.2 | 37.8 | 40.2 | 41.3 | 39.5 | 37.4 | 39.4 | 35.4 | 33.0 | 34.7 | 34.6 |
| Average daytime temperature (°C) | 30.4 | 32.4 | 34.3 | 37.5 | 37.4 | 35.5 | 34.2 | 35.4 | 32.8 | 31.3 | 31.8 | 32.1 |
| Average temperature (°C) | 24.9 | 26.8 | 28.3 | 31.0 | 31.2 | 29.9 | 29.1 | 29.4 | 28.0 | 27.1 | 27.0 | 27.1 |
| Average night temperature (°C) | 19.8 | 21.9 | 23.0 | 26.0 | 26.8 | 26.1 | 25.7 | 25.8 | 25.0 | 24.3 | 23.2 | 22.6 |
| Absolute minimum temperature (°C) | 17.3 | 18.6 | 20.1 | 23.9 | 24.4 | 24.4 | 24.7 | 24.3 | 24.3 | 23.5 | 19.0 | 18.6 |
| 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 | 10.0 | 10.8 | 10.9 | 10.7 | 8.5 | 7.8 | 8.3 | 7.8 | 7.7 | 9.7 | 10.2 |
| Precipitation (mm) | 4 | 29 | 23 | 45 | 76 | 196 | 167 | 156 | 319 | 304 | 92 | 52 |
| Sunny days | 26 | 18 | 25 | 17 | 3 | 3 | 0 | 2 | 0 | 0 | 10 | 19 |
| Rainy days | 5 | 10 | 6 | 13 | 28 | 27 | 31 | 29 | 30 | 31 | 20 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Wat Sai is at