Average annual temperature is 10.4 °C
Absolute maximum temperature: 29.0 °C
Absolute minimum temperature: -6.2 °C
Number of sunny days: 112 days
Number of rainy days: 250 days
Number of snow days: 3 days
Look at detailed online map of Grande-Trissogne
* Weather data for Grande-Trissogne 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) | 12.8 | 11.9 | 14.3 | 17.7 | 22.4 | 27.9 | 28.3 | 27.6 | 29.0 | 23.7 | 13.7 | 10.3 |
| Average daytime temperature (°C) | 5.4 | 7.3 | 9.1 | 11.1 | 16.7 | 23.6 | 21.2 | 20.7 | 21.8 | 15.6 | 8.4 | 6.7 |
| Average temperature (°C) | 3.3 | 3.7 | 5.9 | 7.1 | 12.2 | 18.8 | 17.2 | 16.7 | 17.0 | 11.9 | 6.2 | 4.9 |
| Average night temperature (°C) | 1.1 | 0.4 | 2.3 | 2.7 | 7.1 | 12.9 | 12.6 | 12.3 | 12.1 | 8.2 | 4.1 | 2.9 |
| Absolute minimum temperature (°C) | -6.2 | -5.8 | -4.8 | -3.4 | 1.9 | 8.4 | 7.8 | 8.1 | 5.1 | 0.0 | -4.5 | -4.7 |
| 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 | 15.4 | 16.3 | 15.9 | 14.4 | 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) | 2.4 | 5.3 | 5.1 | 7.3 | 10.5 | 13.4 | 10.9 | 9.6 | 9.5 | 5.8 | 2.8 | 2.1 |
| Precipitation (mm) | 118 | 16 | 163 | 69 | 60 | 52 | 153 | 134 | 63 | 110 | 151 | 105 |
| Sunny days | 8 | 14 | 5 | 6 | 14 | 19 | 5 | 7 | 17 | 10 | 1 | 6 |
| Rainy days | 21 | 14 | 26 | 24 | 17 | 11 | 26 | 24 | 13 | 21 | 29 | 24 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Grande-Trissogne during the most sunny months:
Months with the longest average daylight duration in Grande-Trissogne:
The largest precipitation sum in Grande-Trissogne is at