Average annual temperature is 26.4 °C
Absolute maximum temperature: 38.7 °C
Absolute minimum temperature: 13.8 °C
Number of sunny days: 131 days
Number of rainy days: 234 days
Look at detailed online map of Ban Lan
* Weather data for Ban Lan 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) | 33.7 | 36.0 | 37.4 | 38.0 | 38.7 | 33.3 | 32.6 | 32.6 | 31.9 | 32.0 | 33.2 | 34.3 |
| Average daytime temperature (°C) | 28.2 | 33.2 | 35.3 | 36.3 | 33.8 | 30.8 | 30.6 | 29.8 | 29.4 | 30.0 | 30.7 | 30.4 |
| Average temperature (°C) | 22.2 | 26.4 | 27.9 | 29.8 | 29.0 | 26.9 | 26.7 | 26.2 | 25.9 | 25.9 | 25.2 | 24.7 |
| Average night temperature (°C) | 17.7 | 20.9 | 22.0 | 25.1 | 25.2 | 24.1 | 24.0 | 23.6 | 23.4 | 22.7 | 21.0 | 20.2 |
| Absolute minimum temperature (°C) | 13.8 | 17.9 | 18.1 | 23.8 | 23.3 | 23.3 | 22.7 | 22.8 | 22.5 | 20.4 | 16.2 | 16.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.3 | 11.6 | 12.1 | 12.5 | 12.9 | 13.0 | 13.0 | 12.6 | 12.2 | 11.8 | 11.4 | 11.2 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 9.3 | 10.3 | 11.1 | 10.6 | 10.8 | 10.5 | 9.6 | 8.4 | 7.7 | 8.7 | 10.3 | 10.0 |
| Precipitation (mm) | 13 | 2 | 13 | 63 | 130 | 358 | 426 | 381 | 372 | 184 | 25 | 3 |
| Sunny days | 24 | 23 | 25 | 3 | 7 | 0 | 2 | 0 | 0 | 4 | 21 | 22 |
| Rainy days | 7 | 5 | 6 | 27 | 24 | 30 | 29 | 31 | 30 | 27 | 9 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Lan is at