Average annual temperature is 25.4 °C
Absolute maximum temperature: 38.2 °C
Absolute minimum temperature: 13.1 °C
Number of sunny days: 120 days
Number of rainy days: 245 days
Look at detailed online map of Ban Ngonsai
* Weather data for Ban Ngonsai 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) | 32.3 | 35.7 | 37.1 | 37.8 | 38.2 | 34.5 | 34.4 | 34.0 | 33.6 | 32.6 | 33.1 | 33.8 |
| Average daytime temperature (°C) | 25.0 | 30.1 | 32.7 | 35.1 | 33.9 | 31.0 | 31.4 | 29.9 | 29.5 | 29.9 | 29.4 | 28.1 |
| Average temperature (°C) | 19.8 | 23.8 | 25.5 | 28.7 | 28.5 | 26.7 | 26.8 | 26.1 | 25.6 | 25.6 | 24.6 | 22.8 |
| Average night temperature (°C) | 16.1 | 19.1 | 20.4 | 24.4 | 24.8 | 23.9 | 23.8 | 23.7 | 23.1 | 22.8 | 21.4 | 19.2 |
| Absolute minimum temperature (°C) | 13.1 | 15.2 | 17.0 | 21.6 | 22.1 | 22.7 | 22.5 | 22.2 | 22.5 | 21.2 | 18.2 | 13.6 |
| 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) | 11.3 | 11.6 | 12.0 | 12.5 | 12.9 | 13.1 | 13.0 | 12.7 | 12.2 | 11.8 | 11.4 | 11.2 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 8.6 | 10.1 | 10.8 | 10.9 | 10.8 | 8.7 | 9.3 | 7.3 | 6.7 | 8.7 | 10.0 | 9.7 |
| Precipitation (mm) | 20 | 11 | 20 | 46 | 122 | 269 | 314 | 356 | 463 | 156 | 10 | 3 |
| Sunny days | 24 | 21 | 18 | 12 | 6 | 0 | 1 | 0 | 0 | 1 | 13 | 24 |
| Rainy days | 7 | 7 | 13 | 18 | 25 | 30 | 30 | 31 | 30 | 30 | 17 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Ngonsai is at