Average annual temperature is 25.3 °C
Absolute maximum temperature: 39.3 °C
Absolute minimum temperature: 9.9 °C
Number of sunny days: 134 days
Number of rainy days: 231 days
Look at detailed online map of Sainyabuli
* Weather data for Sainyabuli 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) | 31.4 | 33.8 | 36.9 | 39.2 | 39.3 | 36.6 | 36.5 | 35.5 | 33.8 | 32.5 | 32.0 | 31.9 |
| Average daytime temperature (°C) | 27.7 | 30.2 | 32.6 | 36.4 | 34.7 | 32.8 | 32.7 | 30.7 | 30.6 | 30.1 | 29.4 | 28.7 |
| Average temperature (°C) | 20.4 | 22.4 | 24.8 | 28.4 | 28.4 | 27.3 | 27.4 | 26.4 | 26.2 | 25.4 | 23.5 | 22.3 |
| Average night temperature (°C) | 13.6 | 15.7 | 18.6 | 22.1 | 23.7 | 23.8 | 23.8 | 23.5 | 23.2 | 22.1 | 18.9 | 17.1 |
| Absolute minimum temperature (°C) | 9.9 | 12.0 | 15.6 | 18.5 | 22.0 | 22.8 | 22.5 | 22.4 | 22.4 | 20.4 | 14.8 | 11.2 |
| 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 | 10.2 | 10.1 | 10.7 | 10.7 | 8.5 | 10.0 | 6.7 | 7.6 | 9.3 | 9.7 | 9.6 |
| Precipitation (mm) | 3 | 4 | 18 | 35 | 181 | 310 | 277 | 333 | 359 | 217 | 65 | 26 |
| Sunny days | 28 | 22 | 20 | 20 | 6 | 0 | 0 | 1 | 1 | 1 | 17 | 18 |
| Rainy days | 3 | 6 | 11 | 10 | 25 | 30 | 31 | 30 | 29 | 30 | 13 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sainyabuli is at