Average annual temperature is 11.6 °C
Absolute maximum temperature: 30.6 °C
Absolute minimum temperature: -5.4 °C
Number of sunny days: 120 days
Number of rainy days: 244 days
Number of snow days: 1 day
Look at detailed online map of Grand-Reng
* Weather data for Grand-Reng 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) | 13.9 | 12.9 | 15.6 | 16.7 | 22.7 | 28.6 | 29.4 | 28.6 | 30.6 | 24.5 | 14.6 | 11.6 |
| Average daytime temperature (°C) | 6.5 | 8.2 | 10.1 | 11.9 | 17.3 | 24.2 | 22.0 | 21.8 | 23.1 | 16.9 | 9.7 | 8.0 |
| Average temperature (°C) | 4.5 | 5.1 | 7.0 | 8.1 | 12.8 | 19.5 | 18.2 | 17.9 | 18.6 | 13.5 | 7.5 | 6.2 |
| Average night temperature (°C) | 2.3 | 2.4 | 3.5 | 3.9 | 7.9 | 13.8 | 14.1 | 13.6 | 14.4 | 10.2 | 5.4 | 4.3 |
| Absolute minimum temperature (°C) | -4.0 | -4.4 | -3.9 | -1.9 | 3.0 | 8.7 | 10.6 | 10.5 | 8.8 | 2.3 | -1.4 | -5.4 |
| 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) | 8.6 | 10.1 | 11.9 | 13.8 | 15.5 | 16.3 | 15.9 | 14.5 | 12.6 | 10.7 | 9.0 | 8.1 |
| 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 | 8.0 |
| Sunshine mean duration (h) | 2.6 | 5.1 | 5.0 | 7.0 | 10.4 | 12.8 | 11.0 | 10.1 | 9.4 | 6.1 | 3.0 | 1.7 |
| Precipitation (mm) | 91 | 18 | 128 | 83 | 64 | 32 | 116 | 98 | 65 | 124 | 133 | 79 |
| Sunny days | 8 | 13 | 5 | 7 | 15 | 23 | 5 | 5 | 20 | 11 | 1 | 7 |
| Rainy days | 23 | 15 | 26 | 23 | 16 | 7 | 26 | 26 | 10 | 20 | 29 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Grand-Reng during the most sunny months:
Months with the longest average daylight duration in Grand-Reng:
The largest precipitation sum in Grand-Reng is at