Average annual temperature is 25.8 °C
Absolute maximum temperature: 38.8 °C
Absolute minimum temperature: 9.9 °C
Number of sunny days: 128 days
Number of rainy days: 237 days
Look at detailed online map of Ban Houaylao
* Weather data for Ban Houaylao 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) | 29.9 | 32.7 | 35.6 | 38.6 | 38.8 | 37.3 | 36.6 | 34.8 | 35.4 | 33.0 | 32.5 | 33.0 |
| Average daytime temperature (°C) | 27.2 | 30.4 | 32.5 | 36.3 | 34.7 | 32.5 | 32.9 | 30.7 | 31.2 | 30.7 | 30.2 | 29.6 |
| Average temperature (°C) | 20.5 | 23.4 | 25.6 | 29.1 | 28.8 | 27.5 | 27.8 | 26.7 | 26.7 | 25.9 | 24.1 | 23.2 |
| Average night temperature (°C) | 13.7 | 16.6 | 19.6 | 22.9 | 24.1 | 24.1 | 24.2 | 23.9 | 23.6 | 22.4 | 19.3 | 17.9 |
| Absolute minimum temperature (°C) | 9.9 | 12.5 | 15.4 | 21.0 | 22.5 | 23.3 | 23.3 | 23.0 | 22.7 | 20.4 | 15.8 | 12.2 |
| 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 | 11.0 |
| 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) | 10.0 | 10.6 | 10.5 | 11.1 | 10.8 | 8.9 | 9.6 | 6.5 | 8.9 | 9.7 | 9.9 | 9.9 |
| Precipitation (mm) | 2 | 7 | 35 | 49 | 163 | 280 | 240 | 239 | 234 | 130 | 40 | 13 |
| Sunny days | 27 | 21 | 20 | 20 | 4 | 0 | 1 | 1 | 0 | 3 | 15 | 16 |
| Rainy days | 4 | 7 | 11 | 10 | 27 | 30 | 30 | 30 | 30 | 28 | 15 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Houaylao is at