Average annual temperature is 20.2 °C
Absolute maximum temperature: 32.7 °C
Absolute minimum temperature: 4.5 °C
Number of sunny days: 119 days
Number of rainy days: 246 days
Look at detailed online map of Ban Houaysaou
* Weather data for Ban Houaysaou 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) | 23.8 | 27.8 | 30.3 | 32.7 | 32.2 | 31.8 | 29.6 | 28.7 | 27.6 | 26.7 | 26.7 | 26.3 |
| Average daytime temperature (°C) | 20.6 | 24.5 | 26.4 | 29.9 | 28.7 | 26.5 | 27.1 | 24.9 | 25.1 | 24.9 | 23.9 | 22.6 |
| Average temperature (°C) | 14.6 | 18.2 | 20.2 | 24.1 | 23.3 | 21.9 | 22.4 | 21.1 | 20.9 | 20.1 | 18.4 | 16.8 |
| Average night temperature (°C) | 8.5 | 12.2 | 14.7 | 19.3 | 19.6 | 19.0 | 19.0 | 18.5 | 18.1 | 16.4 | 14.0 | 11.5 |
| Absolute minimum temperature (°C) | 4.5 | 7.7 | 9.9 | 15.7 | 16.0 | 17.8 | 18.0 | 17.8 | 17.2 | 14.0 | 10.5 | 4.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 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) | 9.8 | 10.4 | 10.2 | 11.2 | 10.8 | 8.3 | 10.3 | 6.5 | 8.9 | 9.8 | 9.8 | 9.6 |
| Precipitation (mm) | 6 | 19 | 31 | 48 | 135 | 397 | 341 | 488 | 300 | 120 | 42 | 17 |
| Sunny days | 27 | 15 | 14 | 16 | 3 | 0 | 0 | 1 | 1 | 8 | 17 | 17 |
| Rainy days | 4 | 13 | 17 | 14 | 28 | 30 | 31 | 30 | 29 | 23 | 13 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Houaysaou is at