Average annual temperature is 27.0 °C
Absolute maximum temperature: 38.5 °C
Absolute minimum temperature: 13.8 °C
Number of sunny days: 132 days
Number of rainy days: 233 days
Look at detailed online map of Si Sa Ket
* Weather data for Si Sa Ket 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) | 31.5 | 33.9 | 36.9 | 37.7 | 38.5 | 34.5 | 33.5 | 33.1 | 32.1 | 32.1 | 33.0 | 33.3 |
| Average daytime temperature (°C) | 27.5 | 31.8 | 33.4 | 35.6 | 33.8 | 32.5 | 31.6 | 31.5 | 30.1 | 30.7 | 31.1 | 30.6 |
| Average temperature (°C) | 22.1 | 26.1 | 27.7 | 30.6 | 29.3 | 28.2 | 27.6 | 27.6 | 26.5 | 26.7 | 26.2 | 25.3 |
| Average night temperature (°C) | 17.2 | 20.7 | 22.4 | 26.2 | 25.8 | 25.4 | 24.8 | 24.9 | 23.9 | 23.6 | 22.3 | 20.7 |
| Absolute minimum temperature (°C) | 13.8 | 16.5 | 18.2 | 23.0 | 23.8 | 24.3 | 23.2 | 23.4 | 23.1 | 22.3 | 18.9 | 15.5 |
| 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 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.3 | 11.6 | 12.1 | 12.5 | 12.8 | 13.0 | 12.9 | 12.6 | 12.2 | 11.8 | 11.4 | 11.2 |
| 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) | 8.3 | 10.6 | 10.9 | 10.8 | 10.6 | 10.0 | 9.1 | 8.6 | 7.3 | 9.2 | 10.2 | 9.9 |
| Precipitation (mm) | 20 | 3 | 3 | 94 | 239 | 210 | 343 | 202 | 344 | 221 | 32 | 5 |
| Sunny days | 25 | 20 | 26 | 8 | 7 | 1 | 0 | 2 | 0 | 1 | 16 | 26 |
| Rainy days | 6 | 8 | 5 | 22 | 24 | 29 | 31 | 29 | 30 | 30 | 14 | 5 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Si Sa Ket is at