Average annual temperature is 23.5 °C
Absolute maximum temperature: 36.5 °C
Absolute minimum temperature: 11.1 °C
Number of sunny days: 120 days
Number of rainy days: 245 days
Look at detailed online map of Ban Khaisan
* Weather data for Ban Khaisan Laos is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 26.8 | 29.4 | 33.2 | 36.0 | 36.5 | 34.0 | 33.3 | 31.6 | 32.3 | 30.0 | 28.6 | 27.7 |
| Average daytime temperature (°C) | 24.1 | 26.8 | 29.5 | 33.4 | 31.7 | 29.6 | 29.8 | 28.1 | 28.4 | 27.3 | 26.3 | 24.8 |
| Average temperature (°C) | 18.7 | 21.6 | 23.9 | 27.6 | 26.5 | 24.8 | 25.2 | 24.1 | 24.3 | 23.4 | 21.8 | 20.3 |
| Average night temperature (°C) | 13.8 | 16.8 | 18.7 | 22.3 | 22.5 | 21.8 | 22.0 | 21.6 | 21.4 | 20.5 | 18.0 | 16.2 |
| Absolute minimum temperature (°C) | 11.1 | 13.8 | 16.2 | 19.9 | 19.9 | 20.8 | 20.8 | 20.6 | 20.3 | 19.4 | 15.3 | 11.3 |
| 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 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 11.0 | 11.5 | 12.0 | 12.6 | 13.1 | 13.4 | 13.2 | 12.8 | 12.3 | 11.7 | 11.2 | 10.9 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 10.0 | 10.0 | 10.0 | 10.8 | 10.5 | 8.9 | 9.6 | 6.7 | 8.7 | 8.8 | 9.8 | 9.4 |
| Precipitation (mm) | 0 | 26 | 22 | 54 | 197 | 344 | 315 | 484 | 395 | 236 | 88 | 67 |
| Sunny days | 27 | 19 | 23 | 23 | 7 | 0 | 1 | 0 | 0 | 0 | 12 | 8 |
| Rainy days | 4 | 9 | 8 | 7 | 24 | 30 | 30 | 31 | 30 | 31 | 18 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Khaisan is at