Average annual temperature is 19.4 °C
Absolute maximum temperature: 32.2 °C
Absolute minimum temperature: 2.9 °C
Number of sunny days: 91 days
Number of rainy days: 274 days
Look at detailed online map of Ban Kèosamsoum
* Weather data for Ban Kèosamsoum 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) | 24.0 | 26.9 | 29.1 | 32.2 | 30.7 | 29.0 | 28.0 | 27.8 | 27.6 | 26.7 | 25.9 | 25.8 |
| Average daytime temperature (°C) | 20.6 | 23.3 | 25.5 | 28.3 | 27.1 | 25.4 | 26.0 | 24.2 | 24.8 | 24.3 | 23.5 | 22.6 |
| Average temperature (°C) | 14.2 | 17.2 | 19.6 | 22.6 | 22.0 | 21.1 | 21.4 | 20.5 | 20.4 | 19.4 | 17.7 | 16.4 |
| Average night temperature (°C) | 8.2 | 11.8 | 14.9 | 18.4 | 18.5 | 18.4 | 18.4 | 18.2 | 17.5 | 15.6 | 13.5 | 11.6 |
| Absolute minimum temperature (°C) | 2.9 | 6.8 | 9.9 | 15.7 | 17.0 | 17.1 | 16.5 | 17.0 | 15.6 | 13.9 | 8.9 | 3.3 |
| 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) | 11.1 | 11.5 | 12.0 | 12.6 | 13.0 | 13.3 | 13.2 | 12.8 | 12.2 | 11.7 | 11.2 | 11.0 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 11.0 | 10.0 |
| Sunshine mean duration (h) | 9.4 | 10.2 | 10.2 | 11.2 | 10.0 | 7.5 | 9.3 | 5.4 | 7.9 | 9.0 | 9.6 | 9.6 |
| Precipitation (mm) | 21 | 26 | 62 | 55 | 182 | 250 | 236 | 351 | 291 | 113 | 35 | 27 |
| Sunny days | 24 | 12 | 9 | 6 | 0 | 0 | 0 | 1 | 0 | 6 | 16 | 17 |
| Rainy days | 7 | 16 | 22 | 24 | 31 | 30 | 31 | 30 | 30 | 25 | 14 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Kèosamsoum is at