Average annual temperature is 26.9 °C
Absolute maximum temperature: 38.5 °C
Absolute minimum temperature: 14.1 °C
Number of sunny days: 137 days
Number of rainy days: 228 days
Look at detailed online map of Ban Khon Sai
* Weather data for Ban Khon 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) | 30.9 | 34.0 | 36.9 | 37.6 | 38.5 | 34.2 | 33.5 | 32.6 | 31.8 | 32.0 | 33.1 | 33.2 |
| Average daytime temperature (°C) | 27.1 | 31.5 | 33.5 | 35.4 | 33.8 | 31.9 | 31.2 | 30.9 | 29.9 | 30.6 | 31.1 | 30.6 |
| Average temperature (°C) | 21.8 | 25.8 | 27.8 | 30.5 | 29.3 | 27.9 | 27.4 | 27.4 | 26.5 | 26.7 | 26.3 | 25.3 |
| Average night temperature (°C) | 17.2 | 20.6 | 22.3 | 26.2 | 25.8 | 25.0 | 24.7 | 24.8 | 23.9 | 23.7 | 22.3 | 20.9 |
| Absolute minimum temperature (°C) | 14.1 | 16.7 | 17.8 | 22.8 | 23.3 | 24.1 | 23.7 | 23.3 | 23.1 | 22.2 | 19.0 | 15.9 |
| 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) | 8.6 | 10.3 | 10.8 | 10.9 | 10.4 | 9.9 | 8.9 | 8.3 | 7.3 | 9.2 | 10.3 | 9.9 |
| Precipitation (mm) | 29 | 17 | 1 | 74 | 202 | 229 | 405 | 271 | 378 | 227 | 14 | 4 |
| Sunny days | 24 | 19 | 27 | 9 | 8 | 0 | 0 | 3 | 1 | 2 | 17 | 27 |
| Rainy days | 7 | 9 | 4 | 21 | 23 | 30 | 31 | 28 | 29 | 29 | 13 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Khon Sai is at