Average annual temperature is 23.0 °C
Absolute maximum temperature: 37.1 °C
Absolute minimum temperature: 10.0 °C
Number of sunny days: 125 days
Number of rainy days: 240 days
Look at detailed online map of Ban Sèn
* Weather data for Ban Sèn 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) | 26.2 | 29.6 | 33.0 | 36.0 | 37.1 | 34.5 | 33.5 | 31.8 | 31.3 | 29.9 | 29.0 | 27.9 |
| Average daytime temperature (°C) | 23.7 | 27.2 | 29.8 | 33.4 | 31.9 | 29.5 | 29.7 | 27.7 | 28.3 | 27.3 | 26.5 | 25.4 |
| Average temperature (°C) | 17.7 | 20.9 | 23.3 | 26.6 | 26.0 | 24.6 | 24.9 | 23.8 | 23.9 | 23.2 | 21.3 | 20.0 |
| Average night temperature (°C) | 12.4 | 15.2 | 17.6 | 20.8 | 21.5 | 21.4 | 21.5 | 21.2 | 20.9 | 20.0 | 17.1 | 15.6 |
| Absolute minimum temperature (°C) | 10.0 | 13.7 | 15.1 | 17.0 | 19.5 | 20.3 | 20.3 | 20.4 | 20.2 | 18.4 | 13.7 | 10.8 |
| 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) | 10.2 | 10.1 | 10.2 | 10.9 | 10.4 | 8.5 | 8.7 | 6.3 | 8.5 | 9.4 | 9.9 | 9.7 |
| Precipitation (mm) | 2 | 19 | 27 | 29 | 149 | 287 | 291 | 329 | 332 | 162 | 67 | 37 |
| Sunny days | 29 | 19 | 20 | 22 | 7 | 0 | 0 | 0 | 0 | 1 | 14 | 13 |
| Rainy days | 2 | 9 | 11 | 8 | 24 | 30 | 31 | 31 | 30 | 30 | 16 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Sèn is at