Average annual temperature is 25.1 °C
Absolute maximum temperature: 40.4 °C
Absolute minimum temperature: 6.2 °C
Number of sunny days: 100 days
Number of rainy days: 265 days
Look at detailed online map of Son Le
* Weather data for Son Le 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) | 31.9 | 34.3 | 37.7 | 38.4 | 40.4 | 39.2 | 39.5 | 36.9 | 35.8 | 33.2 | 31.6 | 29.2 |
| Average daytime temperature (°C) | 20.3 | 24.4 | 27.4 | 31.9 | 33.8 | 35.6 | 35.9 | 32.7 | 30.8 | 28.3 | 26.1 | 22.3 |
| Average temperature (°C) | 16.7 | 20.6 | 22.6 | 26.8 | 29.0 | 31.0 | 31.0 | 28.9 | 27.1 | 25.3 | 22.6 | 19.4 |
| Average night temperature (°C) | 13.2 | 17.4 | 18.8 | 22.8 | 25.5 | 27.7 | 27.2 | 25.8 | 24.4 | 23.0 | 19.4 | 16.7 |
| Absolute minimum temperature (°C) | 6.2 | 9.4 | 13.6 | 18.4 | 21.1 | 23.9 | 24.4 | 23.2 | 23.3 | 20.6 | 13.5 | 7.9 |
| 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 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.2 | 11.5 | 12.0 | 12.6 | 13.0 | 13.2 | 13.1 | 12.7 | 12.2 | 11.7 | 11.3 | 11.0 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 4.1 | 4.1 | 6.6 | 7.5 | 10.1 | 9.5 | 10.8 | 8.1 | 6.7 | 4.9 | 6.2 | 3.6 |
| Precipitation (mm) | 60 | 61 | 27 | 113 | 86 | 80 | 127 | 249 | 346 | 352 | 219 | 114 |
| Sunny days | 10 | 5 | 12 | 16 | 13 | 4 | 8 | 5 | 1 | 3 | 10 | 13 |
| Rainy days | 21 | 23 | 19 | 14 | 18 | 26 | 23 | 26 | 29 | 28 | 20 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Son Le during the most sunny months:
The largest precipitation sum in Son Le is at