Average annual temperature is 20.3 °C
Absolute maximum temperature: 36.7 °C
Absolute minimum temperature: 1.9 °C
Number of sunny days: 125 days
Number of rainy days: 240 days
Look at detailed online map of Ban Sam Sun
* Weather data for Ban Sam Sun 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) | 26.8 | 30.7 | 32.4 | 36.0 | 36.7 | 35.7 | 32.2 | 29.5 | 29.5 | 29.3 | 28.7 | 27.2 |
| Average daytime temperature (°C) | 19.4 | 23.6 | 26.0 | 30.2 | 31.5 | 29.0 | 29.5 | 26.6 | 26.2 | 25.4 | 23.7 | 20.8 |
| Average temperature (°C) | 12.6 | 17.1 | 19.3 | 23.4 | 25.0 | 23.8 | 24.3 | 22.6 | 22.1 | 20.4 | 18.0 | 15.4 |
| Average night temperature (°C) | 7.0 | 12.3 | 14.4 | 18.7 | 20.5 | 20.4 | 20.6 | 19.8 | 19.1 | 16.6 | 14.3 | 11.2 |
| Absolute minimum temperature (°C) | 2.4 | 5.9 | 10.0 | 15.0 | 16.6 | 18.6 | 19.2 | 17.8 | 17.6 | 13.2 | 9.2 | 1.9 |
| 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 | 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 | 13.3 | 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) | 8.3 | 8.0 | 8.2 | 9.8 | 10.2 | 8.9 | 10.4 | 7.2 | 8.1 | 9.7 | 8.8 | 7.5 |
| Precipitation (mm) | 2 | 21 | 52 | 34 | 104 | 355 | 144 | 407 | 205 | 52 | 42 | 13 |
| Sunny days | 23 | 16 | 14 | 13 | 8 | 0 | 1 | 2 | 1 | 15 | 14 | 18 |
| Rainy days | 8 | 12 | 17 | 17 | 23 | 30 | 30 | 29 | 29 | 16 | 16 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Sam Sun is at