Average annual temperature is 25.1 °C
Absolute maximum temperature: 40.2 °C
Absolute minimum temperature: 7.5 °C
Number of sunny days: 132 days
Number of rainy days: 233 days
Look at detailed online map of Lai Châu
* Weather data for Lai Châu 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) | 28.4 | 32.9 | 36.7 | 40.1 | 40.2 | 39.6 | 37.0 | 33.3 | 34.8 | 33.9 | 31.8 | 30.8 |
| Average daytime temperature (°C) | 23.8 | 28.5 | 31.9 | 36.9 | 35.1 | 33.0 | 33.5 | 31.3 | 32.5 | 31.2 | 28.4 | 26.3 |
| Average temperature (°C) | 17.0 | 21.2 | 24.3 | 28.1 | 28.7 | 28.0 | 28.5 | 27.3 | 27.8 | 26.3 | 22.9 | 20.8 |
| Average night temperature (°C) | 10.7 | 14.7 | 17.8 | 21.3 | 23.5 | 24.5 | 24.8 | 24.7 | 24.2 | 22.3 | 18.6 | 16.3 |
| Absolute minimum temperature (°C) | 7.5 | 11.6 | 14.7 | 18.9 | 21.6 | 23.2 | 23.7 | 23.9 | 23.2 | 20.3 | 14.9 | 10.4 |
| 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) | 9.2 | 9.0 | 9.2 | 10.1 | 10.4 | 8.9 | 10.2 | 7.1 | 10.0 | 9.6 | 9.3 | 8.2 |
| Precipitation (mm) | 1 | 58 | 58 | 69 | 185 | 603 | 404 | 799 | 172 | 88 | 45 | 52 |
| Sunny days | 26 | 17 | 14 | 16 | 10 | 0 | 1 | 1 | 3 | 13 | 17 | 14 |
| Rainy days | 5 | 11 | 17 | 14 | 21 | 30 | 30 | 30 | 27 | 18 | 13 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Lai Châu is at