Average annual temperature is 20.1 °C
Absolute maximum temperature: 33.6 °C
Absolute minimum temperature: 4.1 °C
Number of sunny days: 126 days
Number of rainy days: 239 days
Look at detailed online map of Ban Len
* Weather data for Ban Len 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) | 24.8 | 28.4 | 31.0 | 33.6 | 33.5 | 31.3 | 29.4 | 27.9 | 28.0 | 28.0 | 26.8 | 26.1 |
| Average daytime temperature (°C) | 20.6 | 24.8 | 27.1 | 30.8 | 29.1 | 27.0 | 27.4 | 25.3 | 25.5 | 24.9 | 23.7 | 22.6 |
| Average temperature (°C) | 14.0 | 17.7 | 20.1 | 23.6 | 23.3 | 22.2 | 22.7 | 21.6 | 21.5 | 20.2 | 18.3 | 16.4 |
| Average night temperature (°C) | 8.5 | 12.0 | 14.6 | 18.1 | 19.0 | 19.1 | 19.3 | 19.0 | 18.6 | 16.9 | 14.2 | 11.7 |
| Absolute minimum temperature (°C) | 4.3 | 7.4 | 9.6 | 15.9 | 16.7 | 17.8 | 18.3 | 17.1 | 17.0 | 14.0 | 10.4 | 4.1 |
| 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 | 11.0 |
| Daylight mean duration (h) | 11.1 | 11.5 | 12.0 | 12.6 | 13.1 | 13.3 | 13.2 | 12.8 | 12.3 | 11.7 | 11.2 | 11.0 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 11.0 | 10.0 |
| Sunshine mean duration (h) | 9.0 | 10.0 | 10.1 | 10.9 | 10.7 | 7.6 | 10.5 | 6.3 | 8.0 | 8.9 | 9.4 | 9.1 |
| Precipitation (mm) | 3 | 15 | 15 | 56 | 104 | 266 | 137 | 410 | 180 | 72 | 19 | 9 |
| Sunny days | 26 | 17 | 17 | 11 | 2 | 0 | 0 | 1 | 1 | 11 | 19 | 21 |
| Rainy days | 5 | 11 | 14 | 19 | 29 | 30 | 31 | 30 | 29 | 20 | 11 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Len is at