Average annual temperature is 23.6 °C
Absolute maximum temperature: 39.6 °C
Absolute minimum temperature: 5.6 °C
Number of sunny days: 121 days
Number of rainy days: 244 days
Look at detailed online map of Kouei Lao
* Weather data for Kouei Lao Vietnam is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 30.0 | 30.4 | 34.5 | 34.3 | 39.6 | 37.6 | 36.0 | 33.3 | 34.5 | 32.8 | 30.5 | 28.5 |
| Average daytime temperature (°C) | 20.9 | 22.6 | 26.1 | 29.1 | 32.7 | 32.3 | 33.2 | 31.2 | 30.8 | 29.4 | 26.7 | 22.0 |
| Average temperature (°C) | 15.6 | 19.0 | 21.5 | 24.8 | 27.8 | 28.1 | 28.8 | 27.1 | 26.7 | 24.8 | 21.6 | 17.7 |
| Average night temperature (°C) | 10.6 | 15.6 | 17.6 | 21.2 | 23.6 | 24.8 | 25.1 | 24.1 | 23.7 | 21.0 | 17.3 | 13.8 |
| Absolute minimum temperature (°C) | 5.6 | 9.2 | 12.4 | 17.7 | 19.8 | 23.3 | 23.0 | 20.9 | 22.3 | 17.8 | 10.6 | 7.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 11.0 | 11.4 | 12.0 | 12.7 | 13.2 | 13.5 | 13.3 | 12.9 | 12.3 | 11.6 | 11.1 | 10.8 |
| 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) | 6.4 | 4.0 | 3.8 | 5.8 | 8.4 | 7.9 | 10.3 | 8.3 | 7.9 | 8.7 | 7.7 | 5.6 |
| Precipitation (mm) | 3 | 90 | 47 | 62 | 59 | 366 | 258 | 415 | 318 | 103 | 42 | 27 |
| Sunny days | 25 | 9 | 10 | 3 | 11 | 1 | 5 | 3 | 4 | 22 | 15 | 13 |
| Rainy days | 6 | 19 | 21 | 27 | 20 | 29 | 26 | 28 | 26 | 9 | 15 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Kouei Lao during the most sunny months:
The largest precipitation sum in Kouei Lao is at