Average annual temperature is 28.5 °C
Absolute maximum temperature: 41.1 °C
Absolute minimum temperature: 17.0 °C
Number of sunny days: 122 days
Number of rainy days: 243 days
Look at detailed online map of Ban Sai Yai
* Weather data for Ban Sai Yai 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) | 34.0 | 35.4 | 38.6 | 40.6 | 41.1 | 38.5 | 35.3 | 38.3 | 34.4 | 33.6 | 33.5 | 34.5 |
| Average daytime temperature (°C) | 30.8 | 32.5 | 35.3 | 37.3 | 36.5 | 34.3 | 33.3 | 34.9 | 32.3 | 31.9 | 31.8 | 32.4 |
| Average temperature (°C) | 25.4 | 27.1 | 29.3 | 31.3 | 31.1 | 29.3 | 29.0 | 29.1 | 27.7 | 27.6 | 27.4 | 27.5 |
| Average night temperature (°C) | 20.4 | 22.2 | 24.3 | 26.8 | 27.0 | 26.1 | 25.8 | 25.7 | 25.0 | 24.6 | 23.9 | 23.0 |
| Absolute minimum temperature (°C) | 17.0 | 18.2 | 20.8 | 24.5 | 24.6 | 25.0 | 24.3 | 24.7 | 23.4 | 23.8 | 21.0 | 17.8 |
| 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 | 10.3 | 10.9 | 10.9 | 10.6 | 8.4 | 8.8 | 8.8 | 7.7 | 8.2 | 9.9 | 10.2 |
| Precipitation (mm) | 4 | 54 | 8 | 64 | 76 | 220 | 136 | 256 | 426 | 235 | 36 | 12 |
| Sunny days | 25 | 19 | 20 | 14 | 8 | 2 | 0 | 2 | 1 | 0 | 14 | 17 |
| Rainy days | 6 | 9 | 11 | 16 | 23 | 28 | 31 | 29 | 29 | 31 | 16 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Sai Yai is at