Average annual temperature is 19.5 °C
Absolute maximum temperature: 32.9 °C
Absolute minimum temperature: 3.9 °C
Number of sunny days: 65 days
Number of rainy days: 300 days
Look at detailed online map of Ban Nam-On
* Weather data for Ban Nam-On 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) | 23.9 | 28.2 | 30.6 | 30.7 | 32.9 | 31.0 | 29.2 | 29.9 | 28.6 | 27.6 | 26.8 | 26.8 |
| Average daytime temperature (°C) | 15.4 | 20.7 | 23.6 | 27.7 | 28.6 | 26.6 | 27.1 | 25.2 | 24.9 | 22.9 | 21.0 | 18.1 |
| Average temperature (°C) | 11.8 | 16.3 | 18.7 | 22.7 | 23.6 | 22.7 | 22.7 | 21.8 | 21.5 | 19.9 | 17.6 | 14.6 |
| Average night temperature (°C) | 8.9 | 13.1 | 15.1 | 19.1 | 20.2 | 20.2 | 20.1 | 19.8 | 19.2 | 17.9 | 15.3 | 12.1 |
| Absolute minimum temperature (°C) | 5.1 | 7.7 | 10.3 | 14.5 | 16.3 | 18.7 | 19.2 | 17.4 | 17.7 | 15.0 | 10.9 | 3.9 |
| 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) | 6.6 | 8.0 | 10.0 | 10.4 | 10.0 | 7.5 | 8.7 | 6.3 | 6.9 | 6.2 | 7.4 | 6.4 |
| Precipitation (mm) | 53 | 51 | 41 | 62 | 90 | 169 | 174 | 374 | 300 | 196 | 86 | 40 |
| Sunny days | 9 | 6 | 8 | 4 | 1 | 0 | 0 | 2 | 0 | 4 | 10 | 21 |
| Rainy days | 22 | 22 | 23 | 26 | 30 | 30 | 31 | 29 | 30 | 27 | 20 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Ban Nam-On during the most sunny months:
The largest precipitation sum in Ban Nam-On is at