Average annual temperature is 25.5 °C
Absolute maximum temperature: 39.7 °C
Absolute minimum temperature: 11.2 °C
Number of sunny days: 141 days
Number of rainy days: 224 days
Look at detailed online map of Ban Houaynamkhoun
* Weather data for Ban Houaynamkhoun 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) | 31.1 | 33.4 | 38.1 | 39.7 | 39.0 | 35.8 | 34.5 | 34.3 | 33.1 | 31.6 | 31.2 | 32.0 |
| Average daytime temperature (°C) | 26.4 | 29.8 | 33.2 | 36.4 | 33.7 | 31.7 | 31.6 | 30.0 | 29.3 | 28.9 | 29.0 | 28.3 |
| Average temperature (°C) | 20.5 | 23.5 | 26.6 | 29.6 | 28.1 | 26.9 | 26.9 | 25.9 | 25.3 | 25.0 | 24.3 | 23.1 |
| Average night temperature (°C) | 14.8 | 17.2 | 20.5 | 24.2 | 24.0 | 23.7 | 23.6 | 23.2 | 22.7 | 21.9 | 20.2 | 18.2 |
| Absolute minimum temperature (°C) | 11.2 | 12.7 | 16.3 | 21.7 | 21.7 | 22.7 | 22.6 | 22.5 | 20.9 | 20.8 | 17.1 | 12.4 |
| 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 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.2 | 11.5 | 12.0 | 12.6 | 13.0 | 13.2 | 13.1 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 9.8 | 10.1 | 10.2 | 10.9 | 10.3 | 8.2 | 9.0 | 6.5 | 6.4 | 8.6 | 10.0 | 9.9 |
| Precipitation (mm) | 4 | 3 | 3 | 43 | 180 | 275 | 189 | 252 | 491 | 285 | 26 | 3 |
| Sunny days | 28 | 22 | 26 | 18 | 3 | 0 | 0 | 0 | 0 | 4 | 18 | 22 |
| Rainy days | 3 | 6 | 5 | 12 | 28 | 30 | 31 | 31 | 30 | 27 | 12 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Houaynamkhoun is at