Average annual temperature is 11.9 °C
Absolute maximum temperature: 31.9 °C
Absolute minimum temperature: -4.3 °C
Number of sunny days: 119 days
Number of rainy days: 244 days
Number of snow days: 2 days
Look at detailed online map of Groene Delle
* Weather data for Groene Delle 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) | 15.6 | 13.1 | 17.1 | 17.4 | 24.8 | 30.5 | 31.9 | 27.5 | 30.8 | 25.3 | 15.1 | 11.6 |
| Average daytime temperature (°C) | 7.0 | 8.3 | 10.5 | 12.8 | 18.6 | 25.7 | 22.9 | 22.2 | 23.5 | 17.1 | 9.9 | 8.4 |
| Average temperature (°C) | 5.0 | 5.1 | 7.1 | 8.6 | 13.7 | 20.6 | 18.7 | 18.0 | 18.5 | 13.6 | 7.4 | 6.4 |
| Average night temperature (°C) | 2.8 | 1.8 | 3.6 | 4.4 | 8.3 | 14.7 | 14.0 | 13.9 | 13.5 | 10.2 | 4.9 | 4.3 |
| Absolute minimum temperature (°C) | -4.3 | -4.0 | -3.7 | -2.0 | 3.6 | 10.1 | 10.9 | 10.5 | 7.8 | 2.1 | -2.9 | -4.1 |
| 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 | 15.6 | 16.5 | 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) | 2.7 | 4.2 | 5.4 | 7.6 | 11.0 | 12.9 | 11.2 | 9.9 | 9.4 | 6.1 | 3.5 | 2.1 |
| Precipitation (mm) | 90 | 21 | 138 | 64 | 52 | 50 | 166 | 110 | 52 | 123 | 151 | 108 |
| Sunny days | 8 | 13 | 4 | 8 | 17 | 20 | 5 | 6 | 17 | 11 | 2 | 8 |
| Rainy days | 22 | 15 | 27 | 22 | 14 | 10 | 26 | 25 | 13 | 20 | 28 | 22 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Groene Delle during the most sunny months:
Months with the longest average daylight duration in Groene Delle:
The largest precipitation sum in Groene Delle is at