Average annual temperature is 25.5 °C
Absolute maximum temperature: 36.6 °C
Absolute minimum temperature: 13.2 °C
Number of sunny days: 110 days
Number of rainy days: 255 days
Look at detailed online map of Ban Nammavông
* Weather data for Ban Nammavông 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) | 30.9 | 34.5 | 36.0 | 36.4 | 36.6 | 31.7 | 32.3 | 31.6 | 30.3 | 31.4 | 31.6 | 33.0 |
| Average daytime temperature (°C) | 27.8 | 32.2 | 34.2 | 34.2 | 32.8 | 29.8 | 29.8 | 29.3 | 28.7 | 29.0 | 29.5 | 30.2 |
| Average temperature (°C) | 21.8 | 25.4 | 27.2 | 28.6 | 28.1 | 26.1 | 25.8 | 25.4 | 25.1 | 24.9 | 24.1 | 24.0 |
| Average night temperature (°C) | 17.1 | 19.7 | 21.7 | 24.6 | 24.7 | 23.5 | 23.1 | 22.7 | 22.5 | 21.9 | 19.8 | 19.4 |
| Absolute minimum temperature (°C) | 13.2 | 16.0 | 16.5 | 21.7 | 22.6 | 22.2 | 21.9 | 21.9 | 21.7 | 20.0 | 14.7 | 15.9 |
| 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 | 12.8 | 13.0 | 12.9 | 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) | 9.2 | 10.4 | 11.1 | 11.1 | 11.1 | 10.3 | 9.4 | 9.0 | 7.7 | 9.0 | 10.1 | 10.2 |
| Precipitation (mm) | 22 | 6 | 2 | 72 | 122 | 376 | 454 | 516 | 341 | 212 | 43 | 5 |
| Sunny days | 23 | 21 | 27 | 3 | 3 | 0 | 0 | 0 | 0 | 2 | 9 | 22 |
| Rainy days | 8 | 7 | 4 | 27 | 28 | 30 | 31 | 31 | 30 | 29 | 21 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Nammavông is at