Average annual temperature is 21.6 °C
Absolute maximum temperature: 35.5 °C
Absolute minimum temperature: 3.9 °C
Number of sunny days: 122 days
Number of rainy days: 243 days
Look at detailed online map of Houaykouang
* Weather data for Houaykouang 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) | 26.8 | 29.1 | 32.1 | 35.5 | 34.9 | 35.5 | 32.5 | 30.8 | 30.7 | 29.2 | 29.0 | 28.5 |
| Average daytime temperature (°C) | 22.7 | 25.9 | 28.2 | 31.6 | 31.2 | 28.9 | 29.2 | 26.7 | 27.4 | 27.0 | 26.4 | 24.8 |
| Average temperature (°C) | 15.6 | 18.7 | 21.0 | 24.5 | 25.2 | 24.0 | 24.3 | 22.9 | 23.0 | 21.9 | 19.9 | 18.2 |
| Average night temperature (°C) | 8.5 | 12.1 | 14.8 | 18.7 | 20.5 | 20.7 | 20.7 | 20.3 | 19.8 | 17.6 | 14.6 | 12.3 |
| Absolute minimum temperature (°C) | 3.9 | 8.5 | 10.7 | 16.0 | 18.0 | 19.8 | 19.6 | 19.0 | 18.5 | 14.4 | 10.4 | 5.7 |
| 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 | 10.0 |
| Daylight mean duration (h) | 11.0 | 11.5 | 12.0 | 12.6 | 13.1 | 13.4 | 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 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.7 | 10.3 | 9.8 | 10.7 | 11.1 | 8.4 | 10.2 | 7.0 | 9.2 | 10.1 | 9.9 | 9.9 |
| Precipitation (mm) | 4 | 27 | 41 | 67 | 107 | 465 | 310 | 527 | 368 | 91 | 31 | 25 |
| Sunny days | 26 | 17 | 10 | 15 | 4 | 0 | 1 | 1 | 1 | 12 | 17 | 18 |
| Rainy days | 5 | 11 | 21 | 15 | 27 | 30 | 30 | 30 | 29 | 19 | 13 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Houaykouang is at