Average annual temperature is 21.8 °C
Absolute maximum temperature: 36.6 °C
Absolute minimum temperature: 4.5 °C
Number of sunny days: 119 days
Number of rainy days: 246 days
Look at detailed online map of Viengxon
* Weather data for Viengxon 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) | 27.6 | 31.6 | 33.8 | 36.4 | 36.6 | 36.0 | 34.1 | 31.1 | 30.1 | 30.5 | 29.7 | 29.2 |
| Average daytime temperature (°C) | 20.6 | 25.1 | 27.2 | 31.7 | 32.2 | 30.2 | 31.4 | 28.1 | 27.7 | 27.3 | 25.0 | 22.7 |
| Average temperature (°C) | 14.1 | 18.5 | 20.6 | 24.8 | 26.0 | 25.0 | 25.8 | 24.0 | 23.5 | 22.0 | 19.4 | 17.2 |
| Average night temperature (°C) | 8.9 | 13.6 | 16.1 | 20.2 | 21.8 | 21.9 | 22.0 | 21.3 | 20.6 | 18.2 | 15.8 | 13.0 |
| Absolute minimum temperature (°C) | 4.7 | 7.7 | 10.7 | 16.2 | 18.6 | 20.6 | 20.6 | 18.8 | 18.7 | 15.0 | 10.6 | 4.5 |
| 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) | 8.2 | 8.2 | 8.1 | 9.4 | 10.0 | 8.7 | 10.3 | 7.0 | 8.7 | 9.3 | 8.8 | 7.4 |
| Precipitation (mm) | 4 | 27 | 59 | 45 | 96 | 315 | 161 | 289 | 188 | 90 | 29 | 9 |
| Sunny days | 22 | 15 | 12 | 11 | 7 | 1 | 1 | 2 | 1 | 14 | 13 | 20 |
| Rainy days | 9 | 13 | 19 | 19 | 24 | 29 | 30 | 29 | 29 | 17 | 17 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Viengxon is at