Average annual temperature is 17.2 °C
Absolute maximum temperature: 29.6 °C
Absolute minimum temperature: 1.5 °C
Number of sunny days: 97 days
Number of rainy days: 268 days
Look at detailed online map of Ban Acha
* Weather data for Ban Acha 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) | 19.9 | 22.8 | 26.1 | 29.4 | 29.0 | 29.6 | 27.7 | 25.9 | 25.6 | 23.9 | 23.1 | 21.6 |
| Average daytime temperature (°C) | 16.2 | 19.9 | 22.0 | 26.7 | 25.7 | 23.7 | 24.6 | 22.4 | 23.1 | 21.6 | 19.3 | 17.9 |
| Average temperature (°C) | 10.8 | 14.2 | 16.5 | 20.5 | 20.7 | 19.5 | 20.1 | 18.7 | 19.1 | 17.7 | 15.1 | 13.6 |
| Average night temperature (°C) | 5.1 | 8.9 | 11.5 | 15.3 | 16.7 | 16.7 | 16.9 | 16.4 | 15.8 | 14.2 | 11.4 | 9.2 |
| Absolute minimum temperature (°C) | 1.5 | 5.7 | 7.7 | 11.4 | 13.8 | 15.9 | 15.7 | 15.2 | 14.3 | 11.9 | 8.0 | 2.5 |
| 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 | 11.4 | 12.0 | 12.6 | 13.2 | 13.4 | 13.3 | 12.9 | 12.3 | 11.7 | 11.1 | 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) | 9.6 | 9.6 | 9.2 | 10.3 | 10.2 | 7.7 | 9.4 | 5.6 | 9.5 | 9.6 | 9.3 | 8.7 |
| Precipitation (mm) | 4 | 40 | 51 | 66 | 198 | 367 | 226 | 485 | 201 | 154 | 67 | 59 |
| Sunny days | 20 | 13 | 6 | 17 | 11 | 0 | 0 | 0 | 3 | 7 | 13 | 7 |
| Rainy days | 11 | 15 | 25 | 13 | 20 | 30 | 31 | 31 | 27 | 24 | 17 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Acha is at