Average annual temperature is 20.1 °C
Absolute maximum temperature: 31.9 °C
Absolute minimum temperature: 3.8 °C
Number of sunny days: 95 days
Number of rainy days: 270 days
Look at detailed online map of Ban Sanam Hay
* Weather data for Ban Sanam Hay 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) | 24.3 | 28.0 | 29.2 | 31.9 | 31.3 | 29.0 | 28.7 | 28.1 | 27.3 | 26.6 | 25.8 | 25.6 |
| Average daytime temperature (°C) | 20.8 | 23.7 | 25.8 | 29.0 | 27.4 | 25.5 | 26.4 | 24.6 | 24.8 | 24.5 | 23.5 | 22.9 |
| Average temperature (°C) | 15.0 | 18.0 | 20.3 | 23.7 | 22.8 | 21.7 | 22.1 | 21.2 | 21.0 | 19.9 | 18.4 | 17.0 |
| Average night temperature (°C) | 9.5 | 13.4 | 16.1 | 20.0 | 19.8 | 19.4 | 19.4 | 19.1 | 18.3 | 16.5 | 14.5 | 12.6 |
| Absolute minimum temperature (°C) | 3.8 | 7.8 | 10.7 | 17.0 | 17.4 | 18.5 | 17.9 | 17.6 | 17.5 | 14.6 | 10.1 | 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) | 11.1 | 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) | 9.9 | 10.3 | 10.5 | 11.4 | 10.7 | 8.2 | 9.9 | 6.4 | 8.1 | 9.6 | 10.0 | 9.9 |
| Precipitation (mm) | 13 | 28 | 59 | 74 | 214 | 221 | 209 | 289 | 298 | 160 | 64 | 29 |
| Sunny days | 25 | 13 | 9 | 7 | 0 | 0 | 0 | 1 | 1 | 7 | 16 | 16 |
| Rainy days | 6 | 15 | 22 | 23 | 31 | 30 | 31 | 30 | 29 | 24 | 14 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Sanam Hay is at