Average annual temperature is 25.5 °C
Absolute maximum temperature: 38.5 °C
Absolute minimum temperature: 14.2 °C
Number of sunny days: 118 days
Number of rainy days: 247 days
Look at detailed online map of Ban Salai
* Weather data for Ban Salai 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) | 31.7 | 36.3 | 38.5 | 38.0 | 38.1 | 34.1 | 33.8 | 32.6 | 33.5 | 32.5 | 32.8 | 34.2 |
| Average daytime temperature (°C) | 24.6 | 30.6 | 32.7 | 35.1 | 34.1 | 31.2 | 31.3 | 29.9 | 29.5 | 29.7 | 29.3 | 27.7 |
| Average temperature (°C) | 20.2 | 24.1 | 25.5 | 28.6 | 28.6 | 26.9 | 26.9 | 26.3 | 25.7 | 25.5 | 24.8 | 23.1 |
| Average night temperature (°C) | 17.2 | 19.7 | 20.7 | 24.3 | 24.7 | 23.9 | 23.7 | 23.5 | 22.9 | 22.9 | 22.0 | 20.1 |
| Absolute minimum temperature (°C) | 14.2 | 15.8 | 17.0 | 22.0 | 22.6 | 22.7 | 22.5 | 22.4 | 21.8 | 20.6 | 18.5 | 14.7 |
| 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) | 8.4 | 9.9 | 10.9 | 10.8 | 10.8 | 10.4 | 10.0 | 8.6 | 7.7 | 8.8 | 9.8 | 9.3 |
| Precipitation (mm) | 17 | 4 | 11 | 38 | 94 | 256 | 274 | 309 | 451 | 181 | 12 | 8 |
| Sunny days | 21 | 21 | 19 | 9 | 3 | 0 | 1 | 0 | 0 | 2 | 16 | 26 |
| Rainy days | 10 | 7 | 12 | 21 | 28 | 30 | 30 | 31 | 30 | 29 | 14 | 5 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Salai is at