Average annual temperature is 20.0 °C
Absolute maximum temperature: 34.6 °C
Absolute minimum temperature: 2.5 °C
Number of sunny days: 123 days
Number of rainy days: 242 days
Look at detailed online map of Sen Sai (1)
* Weather data for Sen Sai (1) 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) | 23.3 | 26.4 | 31.3 | 34.6 | 34.1 | 33.7 | 32.9 | 29.3 | 29.5 | 27.3 | 26.1 | 25.2 |
| Average daytime temperature (°C) | 19.8 | 23.3 | 26.7 | 31.6 | 29.7 | 27.5 | 28.4 | 25.5 | 26.8 | 25.4 | 23.2 | 21.6 |
| Average temperature (°C) | 12.9 | 16.6 | 19.5 | 23.4 | 23.7 | 22.8 | 23.4 | 21.9 | 22.1 | 20.5 | 17.7 | 15.8 |
| Average night temperature (°C) | 6.5 | 10.5 | 13.2 | 16.9 | 18.7 | 19.5 | 19.7 | 19.3 | 18.5 | 16.3 | 13.3 | 11.1 |
| Absolute minimum temperature (°C) | 2.5 | 7.7 | 9.5 | 14.3 | 16.5 | 18.6 | 18.6 | 18.3 | 17.2 | 13.6 | 9.0 | 3.6 |
| 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 | 12.7 | 13.2 | 13.4 | 13.3 | 12.9 | 12.3 | 11.6 | 11.1 | 10.8 |
| 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) | 9.3 | 9.4 | 9.3 | 10.3 | 10.4 | 8.1 | 9.4 | 6.3 | 10.1 | 9.5 | 9.2 | 8.5 |
| Precipitation (mm) | 1 | 26 | 15 | 56 | 151 | 354 | 253 | 544 | 207 | 145 | 83 | 28 |
| Sunny days | 26 | 16 | 13 | 20 | 8 | 0 | 0 | 0 | 1 | 10 | 17 | 12 |
| Rainy days | 5 | 12 | 18 | 10 | 23 | 30 | 31 | 31 | 29 | 21 | 13 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sen Sai (1) is at