Average annual temperature is 22.2 °C
Absolute maximum temperature: 35.9 °C
Absolute minimum temperature: 6.6 °C
Number of sunny days: 117 days
Number of rainy days: 248 days
Look at detailed online map of Ban Chom-Ong-Nua
* Weather data for Ban Chom-Ong-Nua 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) | 25.5 | 28.8 | 31.5 | 35.9 | 34.8 | 34.2 | 33.4 | 31.3 | 30.8 | 29.5 | 28.4 | 27.6 |
| Average daytime temperature (°C) | 22.7 | 26.2 | 28.1 | 32.6 | 31.2 | 29.3 | 29.8 | 27.5 | 28.3 | 26.9 | 25.7 | 24.7 |
| Average temperature (°C) | 16.3 | 19.6 | 21.8 | 25.9 | 25.6 | 24.5 | 24.9 | 23.6 | 23.7 | 22.3 | 20.0 | 18.6 |
| Average night temperature (°C) | 10.0 | 13.1 | 16.0 | 20.4 | 21.2 | 21.3 | 21.5 | 21.0 | 20.3 | 18.5 | 15.3 | 13.3 |
| Absolute minimum temperature (°C) | 6.6 | 10.3 | 12.2 | 17.5 | 18.8 | 20.1 | 20.5 | 20.2 | 19.4 | 16.1 | 11.7 | 7.0 |
| 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) | 10.0 | 10.3 | 9.7 | 10.5 | 10.6 | 8.7 | 9.7 | 6.7 | 9.3 | 9.7 | 9.7 | 9.6 |
| Precipitation (mm) | 3 | 33 | 23 | 58 | 191 | 271 | 243 | 378 | 259 | 220 | 60 | 32 |
| Sunny days | 24 | 16 | 13 | 19 | 6 | 0 | 1 | 1 | 0 | 8 | 15 | 14 |
| Rainy days | 7 | 12 | 18 | 11 | 25 | 30 | 30 | 30 | 30 | 23 | 15 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Chom-Ong-Nua is at