Average annual temperature is 24.1 °C
Absolute maximum temperature: 37.7 °C
Absolute minimum temperature: 7.5 °C
Number of sunny days: 133 days
Number of rainy days: 232 days
Look at detailed online map of Ban Kay
* Weather data for Ban Kay 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) | 28.3 | 31.1 | 33.7 | 37.7 | 37.3 | 35.6 | 34.6 | 33.5 | 33.8 | 31.7 | 30.7 | 30.8 |
| Average daytime temperature (°C) | 25.7 | 28.8 | 31.1 | 35.2 | 33.5 | 31.1 | 31.5 | 29.5 | 30.0 | 29.4 | 28.6 | 27.9 |
| Average temperature (°C) | 18.6 | 21.3 | 23.7 | 27.4 | 27.4 | 26.0 | 26.3 | 25.1 | 25.2 | 24.3 | 22.4 | 21.3 |
| Average night temperature (°C) | 11.8 | 14.2 | 17.1 | 21.1 | 22.7 | 22.7 | 22.7 | 22.3 | 22.1 | 20.7 | 17.5 | 15.6 |
| Absolute minimum temperature (°C) | 7.5 | 9.9 | 13.0 | 18.6 | 21.0 | 21.7 | 21.5 | 21.4 | 21.0 | 18.7 | 14.0 | 10.5 |
| 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 | 11.0 |
| Daylight mean duration (h) | 11.1 | 11.5 | 12.0 | 12.6 | 13.1 | 13.3 | 13.2 | 12.8 | 12.3 | 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 | 10.5 | 10.2 | 10.9 | 10.8 | 9.2 | 9.7 | 6.6 | 8.8 | 9.4 | 9.7 | 9.9 |
| Precipitation (mm) | 1 | 6 | 17 | 50 | 158 | 288 | 217 | 259 | 286 | 178 | 30 | 16 |
| Sunny days | 28 | 21 | 20 | 21 | 7 | 0 | 1 | 0 | 0 | 3 | 16 | 16 |
| Rainy days | 3 | 7 | 11 | 9 | 24 | 30 | 30 | 31 | 30 | 28 | 14 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ban Kay is at