Average annual temperature is 11.3 °C
Absolute maximum temperature: 29.5 °C
Absolute minimum temperature: -4.6 °C
Number of sunny days: 109 days
Number of rainy days: 252 days
Number of snow days: 4 days
Look at detailed online map of Les Arches
* Weather data for Les Arches 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) | 13.8 | 12.7 | 15.4 | 17.5 | 22.8 | 28.6 | 29.5 | 28.3 | 29.4 | 24.7 | 14.8 | 11.0 |
| Average daytime temperature (°C) | 6.1 | 7.8 | 9.8 | 11.8 | 17.2 | 24.1 | 21.9 | 21.5 | 22.6 | 16.5 | 9.1 | 7.6 |
| Average temperature (°C) | 4.2 | 4.7 | 6.6 | 7.9 | 12.7 | 19.4 | 18.1 | 17.6 | 18.2 | 13.2 | 7.0 | 5.9 |
| Average night temperature (°C) | 2.0 | 1.9 | 3.2 | 3.8 | 7.7 | 13.8 | 13.9 | 13.5 | 13.8 | 10.1 | 4.9 | 4.0 |
| Absolute minimum temperature (°C) | -4.1 | -3.9 | -4.6 | -2.8 | 2.5 | 8.9 | 10.2 | 10.2 | 8.3 | 1.9 | -2.6 | -4.2 |
| 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 | 16.4 | 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 | 7.0 |
| Sunshine mean duration (h) | 2.5 | 5.1 | 5.2 | 7.1 | 10.8 | 13.1 | 10.8 | 9.5 | 9.4 | 6.1 | 3.1 | 2.1 |
| Precipitation (mm) | 95 | 19 | 128 | 77 | 45 | 55 | 113 | 110 | 75 | 103 | 125 | 87 |
| Sunny days | 6 | 13 | 5 | 8 | 13 | 19 | 4 | 6 | 17 | 10 | 2 | 6 |
| Rainy days | 22 | 15 | 26 | 22 | 18 | 11 | 27 | 25 | 13 | 21 | 28 | 24 |
| Snow days | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Les Arches during the most sunny months:
Months with the longest average daylight duration in Les Arches:
The largest precipitation sum in Les Arches is at