Average annual temperature is 18.1 °C
Absolute maximum temperature: 29.4 °C
Absolute minimum temperature: 5.2 °C
Number of sunny days: 99 days
Number of rainy days: 266 days
Look at detailed online map of Thongmyxay
* Weather data for Thongmyxay 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) | 21.7 | 25.1 | 27.2 | 29.4 | 27.9 | 25.2 | 24.2 | 24.1 | 23.7 | 23.2 | 23.0 | 23.9 |
| Average daytime temperature (°C) | 18.3 | 21.4 | 24.4 | 27.0 | 24.4 | 22.6 | 22.4 | 21.1 | 21.4 | 21.3 | 20.9 | 20.6 |
| Average temperature (°C) | 13.8 | 17.0 | 19.5 | 21.9 | 20.2 | 18.9 | 18.8 | 18.1 | 18.1 | 17.7 | 16.7 | 16.0 |
| Average night temperature (°C) | 9.1 | 12.5 | 14.7 | 17.2 | 16.9 | 16.3 | 16.2 | 15.9 | 16.0 | 15.0 | 13.4 | 12.0 |
| Absolute minimum temperature (°C) | 5.4 | 7.0 | 10.6 | 14.9 | 15.2 | 15.5 | 14.8 | 14.9 | 15.2 | 13.6 | 9.3 | 5.2 |
| 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 | 11.6 | 12.0 | 12.5 | 13.0 | 13.2 | 13.1 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 |
| 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) | 10.1 | 10.6 | 10.5 | 11.2 | 10.5 | 8.6 | 9.2 | 6.7 | 7.0 | 9.1 | 10.0 | 10.1 |
| Precipitation (mm) | 15 | 27 | 36 | 86 | 182 | 177 | 180 | 250 | 415 | 201 | 33 | 9 |
| Sunny days | 24 | 17 | 17 | 9 | 2 | 0 | 0 | 0 | 0 | 0 | 12 | 18 |
| Rainy days | 7 | 11 | 14 | 21 | 29 | 30 | 31 | 31 | 30 | 31 | 18 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Thongmyxay is at