Average annual temperature is 20.5 °C
Absolute maximum temperature: 29.6 °C
Absolute minimum temperature: 8.2 °C
Number of sunny days: 88 days
Number of rainy days: 277 days
Look at detailed online map of Ban Houayvay
* Weather data for Ban Houayvay 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 | 27.9 | 29.6 | 28.8 | 29.1 | 26.6 | 27.8 | 27.2 | 26.6 | 25.4 | 26.1 | 27.3 |
| Average daytime temperature (°C) | 21.6 | 24.9 | 26.6 | 27.4 | 26.8 | 25.1 | 25.2 | 24.5 | 24.3 | 24.2 | 24.0 | 23.8 |
| Average temperature (°C) | 16.5 | 19.3 | 20.9 | 22.7 | 22.7 | 21.8 | 21.6 | 21.3 | 21.0 | 20.5 | 19.5 | 18.8 |
| Average night temperature (°C) | 12.6 | 14.9 | 16.3 | 19.5 | 19.8 | 19.5 | 19.2 | 19.4 | 18.7 | 18.0 | 16.3 | 15.0 |
| Absolute minimum temperature (°C) | 8.2 | 10.3 | 11.2 | 17.8 | 18.7 | 18.3 | 17.3 | 17.3 | 16.7 | 16.3 | 11.1 | 10.0 |
| 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) | 9.4 | 10.6 | 11.1 | 10.7 | 10.3 | 10.5 | 8.9 | 9.0 | 7.9 | 8.5 | 10.3 | 10.2 |
| Precipitation (mm) | 23 | 12 | 31 | 83 | 103 | 112 | 203 | 155 | 159 | 151 | 41 | 9 |
| Sunny days | 22 | 15 | 18 | 0 | 2 | 0 | 1 | 0 | 0 | 1 | 13 | 16 |
| Rainy days | 9 | 13 | 13 | 30 | 29 | 30 | 30 | 31 | 30 | 30 | 17 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Houayvay is at