Average annual temperature is 22.4 °C
Absolute maximum temperature: 35.9 °C
Absolute minimum temperature: 5.5 °C
Number of sunny days: 127 days
Number of rainy days: 238 days
Look at detailed online map of Ban Houaychôy
* Weather data for Ban Houaychôy 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) | 27.2 | 31.1 | 33.8 | 35.9 | 35.5 | 35.0 | 33.3 | 32.0 | 30.4 | 29.9 | 30.3 | 29.2 |
| Average daytime temperature (°C) | 24.0 | 27.9 | 29.9 | 33.3 | 32.1 | 29.4 | 30.2 | 27.6 | 28.0 | 28.1 | 27.5 | 25.5 |
| Average temperature (°C) | 16.5 | 20.0 | 22.2 | 25.4 | 25.6 | 24.4 | 24.9 | 23.6 | 23.6 | 22.7 | 20.7 | 18.8 |
| Average night temperature (°C) | 9.1 | 13.0 | 15.7 | 19.4 | 20.8 | 21.2 | 21.2 | 20.9 | 20.3 | 18.1 | 15.0 | 13.0 |
| Absolute minimum temperature (°C) | 5.5 | 8.9 | 12.0 | 17.3 | 18.9 | 19.8 | 20.2 | 20.0 | 18.8 | 14.9 | 10.7 | 6.1 |
| 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) | 9.7 | 10.3 | 10.1 | 11.1 | 10.7 | 7.9 | 10.2 | 6.5 | 8.6 | 9.7 | 9.9 | 9.7 |
| Precipitation (mm) | 7 | 19 | 26 | 58 | 103 | 446 | 363 | 516 | 315 | 90 | 29 | 20 |
| Sunny days | 26 | 17 | 14 | 16 | 3 | 0 | 1 | 1 | 1 | 11 | 19 | 18 |
| Rainy days | 5 | 11 | 17 | 14 | 28 | 30 | 30 | 30 | 29 | 20 | 11 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Houaychôy is at