Average annual temperature is 10.8 °C
Absolute maximum temperature: 30.6 °C
Absolute minimum temperature: -6.6 °C
Number of sunny days: 115 days
Number of rainy days: 246 days
Number of snow days: 4 days
Look at detailed online map of Cap
* Weather data for Cap Luxembourg is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 12.5 | 12.5 | 14.6 | 17.5 | 23.2 | 28.8 | 30.6 | 28.2 | 29.3 | 23.6 | 14.0 | 11.2 |
| Average daytime temperature (°C) | 5.4 | 7.1 | 9.5 | 11.7 | 17.8 | 24.8 | 22.5 | 21.8 | 22.6 | 15.9 | 8.2 | 6.4 |
| Average temperature (°C) | 3.5 | 3.3 | 6.0 | 7.5 | 13.2 | 19.5 | 18.1 | 17.4 | 17.2 | 12.0 | 6.2 | 4.7 |
| Average night temperature (°C) | 1.5 | 0.2 | 2.4 | 3.1 | 8.3 | 13.3 | 13.2 | 12.9 | 11.9 | 8.4 | 4.1 | 3.0 |
| Absolute minimum temperature (°C) | -5.9 | -6.6 | -3.9 | -3.5 | 2.9 | 8.3 | 7.6 | 8.1 | 4.6 | 1.2 | -5.0 | -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 | 15.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.7 | 10.1 | 11.9 | 13.8 | 15.4 | 16.2 | 15.8 | 14.4 | 12.6 | 10.8 | 9.1 | 8.2 |
| 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) | 1.9 | 5.0 | 5.4 | 8.0 | 11.3 | 13.4 | 10.5 | 9.7 | 10.0 | 5.7 | 2.5 | 1.7 |
| Precipitation (mm) | 118 | 11 | 113 | 75 | 42 | 28 | 92 | 131 | 47 | 111 | 160 | 88 |
| Sunny days | 7 | 16 | 7 | 4 | 12 | 20 | 6 | 8 | 16 | 12 | 1 | 6 |
| Rainy days | 22 | 11 | 24 | 26 | 19 | 10 | 25 | 23 | 14 | 19 | 29 | 24 |
| Snow days | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Cap during the most sunny months:
Months with the longest average daylight duration in Cap:
The largest precipitation sum in Cap is at