Average annual temperature is 19.5 °C
Absolute maximum temperature: 32.6 °C
Absolute minimum temperature: 3.2 °C
Number of sunny days: 134 days
Number of rainy days: 231 days
Look at detailed online map of Ban Houaysouay
* Weather data for Ban Houaysouay 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) | 24.5 | 28.6 | 30.5 | 32.2 | 32.6 | 31.7 | 29.8 | 28.5 | 27.7 | 27.1 | 26.2 | 25.5 |
| Average daytime temperature (°C) | 19.3 | 23.6 | 25.4 | 29.1 | 29.0 | 27.0 | 27.7 | 25.0 | 24.9 | 24.4 | 22.6 | 20.8 |
| Average temperature (°C) | 13.0 | 17.0 | 18.8 | 22.6 | 23.1 | 22.1 | 22.6 | 21.1 | 20.8 | 19.6 | 17.3 | 15.4 |
| Average night temperature (°C) | 7.6 | 12.0 | 14.3 | 18.0 | 19.1 | 19.1 | 19.1 | 18.5 | 18.1 | 16.1 | 13.7 | 11.2 |
| Absolute minimum temperature (°C) | 3.2 | 6.3 | 9.8 | 15.3 | 15.9 | 18.1 | 18.1 | 15.8 | 17.0 | 12.4 | 8.2 | 3.3 |
| 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 | 10.9 |
| 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) | 8.7 | 9.4 | 9.2 | 10.4 | 10.6 | 8.5 | 10.5 | 6.6 | 8.2 | 9.3 | 9.2 | 8.8 |
| Precipitation (mm) | 0 | 12 | 30 | 49 | 97 | 292 | 130 | 269 | 329 | 80 | 31 | 7 |
| Sunny days | 30 | 17 | 14 | 10 | 4 | 0 | 1 | 2 | 1 | 11 | 20 | 24 |
| Rainy days | 1 | 11 | 17 | 20 | 27 | 30 | 30 | 29 | 29 | 20 | 10 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Houaysouay is at