Average annual temperature is 11.9 °C
Absolute maximum temperature: 31.1 °C
Absolute minimum temperature: -4.9 °C
Number of sunny days: 125 days
Number of rainy days: 240 days
Look at detailed online map of Het Sas
* Weather data for Het Sas Belgium is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 14.5 | 11.8 | 15.7 | 16.8 | 22.8 | 30.1 | 30.2 | 26.3 | 31.1 | 24.8 | 15.1 | 12.9 |
| Average daytime temperature (°C) | 8.1 | 9.1 | 10.6 | 12.4 | 16.9 | 24.0 | 22.2 | 21.7 | 23.1 | 17.4 | 10.7 | 9.3 |
| Average temperature (°C) | 5.8 | 5.7 | 7.5 | 8.5 | 12.6 | 18.8 | 18.3 | 17.8 | 18.6 | 13.8 | 8.3 | 7.3 |
| Average night temperature (°C) | 3.3 | 2.5 | 4.2 | 4.4 | 8.2 | 13.7 | 14.4 | 13.8 | 14.1 | 10.8 | 6.0 | 4.9 |
| Absolute minimum temperature (°C) | -3.6 | -4.0 | -2.5 | -1.7 | 3.7 | 10.1 | 11.4 | 10.8 | 9.8 | 3.5 | -2.9 | -4.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 10.0 | 12.0 | 14.0 | 16.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.5 | 10.0 | 11.9 | 13.8 | 15.5 | 16.4 | 16.0 | 14.5 | 12.6 | 10.7 | 9.0 | 8.0 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 10.0 | 12.0 | 14.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 | 7.0 |
| Sunshine mean duration (h) | 3.8 | 4.7 | 4.7 | 8.0 | 10.8 | 12.8 | 10.9 | 10.8 | 8.9 | 6.2 | 3.4 | 2.2 |
| Precipitation (mm) | 95 | 5 | 141 | 73 | 45 | 40 | 96 | 67 | 47 | 136 | 144 | 85 |
| Sunny days | 10 | 18 | 4 | 9 | 17 | 18 | 5 | 9 | 17 | 9 | 2 | 7 |
| Rainy days | 21 | 10 | 27 | 21 | 14 | 12 | 26 | 22 | 13 | 22 | 28 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Het Sas during the most sunny months:
Months with the longest average daylight duration in Het Sas:
The largest precipitation sum in Het Sas is at