Average annual temperature is 20.1 °C
Absolute maximum temperature: 33.4 °C
Absolute minimum temperature: 2.8 °C
Number of sunny days: 84 days
Number of rainy days: 281 days
Look at detailed online map of Ban Nalan
* Weather data for Ban Nalan 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) | 25.5 | 29.7 | 31.0 | 32.9 | 33.4 | 33.0 | 31.2 | 30.1 | 28.8 | 28.0 | 26.9 | 26.4 |
| Average daytime temperature (°C) | 18.6 | 22.4 | 24.3 | 28.5 | 28.8 | 27.9 | 28.7 | 26.1 | 25.3 | 24.1 | 22.3 | 20.1 |
| Average temperature (°C) | 13.1 | 17.0 | 19.0 | 23.1 | 24.0 | 23.4 | 23.8 | 22.4 | 21.8 | 20.2 | 17.9 | 15.5 |
| Average night temperature (°C) | 8.8 | 13.1 | 15.5 | 19.6 | 20.7 | 20.7 | 20.5 | 19.7 | 19.2 | 17.2 | 14.9 | 12.1 |
| Absolute minimum temperature (°C) | 2.8 | 7.1 | 10.3 | 15.8 | 16.8 | 18.6 | 19.0 | 18.1 | 17.7 | 13.9 | 9.8 | 2.8 |
| 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 | 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) | 7.9 | 8.0 | 8.5 | 9.7 | 9.7 | 7.8 | 10.3 | 6.2 | 7.4 | 8.3 | 8.3 | 7.4 |
| Precipitation (mm) | 7 | 30 | 64 | 91 | 99 | 319 | 168 | 404 | 270 | 86 | 31 | 17 |
| Sunny days | 23 | 13 | 6 | 7 | 2 | 0 | 1 | 2 | 1 | 4 | 9 | 16 |
| Rainy days | 8 | 15 | 25 | 23 | 29 | 30 | 30 | 29 | 29 | 27 | 21 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Nalan is at