Average annual temperature is 26.8 °C
Absolute maximum temperature: 38.7 °C
Absolute minimum temperature: 13.2 °C
Number of sunny days: 143 days
Number of rainy days: 222 days
Look at detailed online map of Amphoe Sai Mun
* Weather data for Amphoe Sai Mun 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) | 31.7 | 35.1 | 37.0 | 38.3 | 38.7 | 34.3 | 34.0 | 33.0 | 32.3 | 32.1 | 33.2 | 33.0 |
| Average daytime temperature (°C) | 27.0 | 31.9 | 33.9 | 35.9 | 33.7 | 31.9 | 31.6 | 31.1 | 29.7 | 30.5 | 31.0 | 29.9 |
| Average temperature (°C) | 21.4 | 25.7 | 27.9 | 30.6 | 29.2 | 27.9 | 27.6 | 27.4 | 26.3 | 26.6 | 26.1 | 24.6 |
| Average night temperature (°C) | 16.4 | 20.1 | 22.1 | 26.0 | 25.6 | 25.1 | 24.6 | 24.6 | 23.8 | 23.4 | 22.2 | 20.1 |
| Absolute minimum temperature (°C) | 13.2 | 15.7 | 17.8 | 22.9 | 23.4 | 23.7 | 23.5 | 23.1 | 22.9 | 21.6 | 18.7 | 14.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.3 | 11.6 | 12.0 | 12.5 | 12.9 | 13.1 | 13.0 | 12.7 | 12.2 | 11.8 | 11.4 | 11.2 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 8.8 | 10.3 | 10.8 | 11.1 | 10.6 | 9.5 | 9.3 | 8.2 | 6.5 | 9.7 | 10.3 | 10.0 |
| Precipitation (mm) | 20 | 39 | 3 | 64 | 209 | 209 | 319 | 223 | 394 | 193 | 8 | 1 |
| Sunny days | 24 | 16 | 25 | 10 | 8 | 1 | 0 | 2 | 0 | 7 | 21 | 29 |
| Rainy days | 7 | 12 | 6 | 20 | 23 | 29 | 31 | 29 | 30 | 24 | 9 | 2 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Amphoe Sai Mun is at