Average annual temperature is 11.1 °C
Absolute maximum temperature: 31.3 °C
Absolute minimum temperature: -5.4 °C
Number of sunny days: 122 days
Number of rainy days: 238 days
Number of snow days: 5 days
Look at detailed online map of Hamm
* Weather data for Hamm 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) | 13.1 | 12.6 | 14.9 | 17.7 | 23.5 | 29.2 | 31.3 | 29.1 | 29.1 | 24.1 | 14.3 | 11.3 |
| Average daytime temperature (°C) | 5.7 | 7.5 | 9.8 | 12.1 | 18.3 | 25.2 | 23.1 | 22.3 | 22.9 | 16.3 | 8.6 | 6.7 |
| Average temperature (°C) | 3.8 | 3.6 | 6.3 | 7.9 | 13.6 | 20.0 | 18.6 | 17.9 | 17.7 | 12.3 | 6.4 | 4.9 |
| Average night temperature (°C) | 1.8 | 0.4 | 2.7 | 3.4 | 8.8 | 14.0 | 13.9 | 13.8 | 12.7 | 8.7 | 4.2 | 3.1 |
| Absolute minimum temperature (°C) | -5.4 | -5.4 | -3.7 | -3.3 | 3.3 | 9.0 | 9.1 | 9.3 | 5.9 | 2.0 | -4.9 | -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 | 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) | 2.2 | 5.3 | 5.7 | 8.5 | 11.4 | 13.4 | 10.4 | 9.8 | 10.1 | 5.9 | 2.9 | 1.6 |
| Precipitation (mm) | 108 | 12 | 130 | 68 | 39 | 26 | 101 | 132 | 42 | 116 | 153 | 77 |
| Sunny days | 7 | 16 | 8 | 8 | 13 | 18 | 8 | 6 | 19 | 12 | 1 | 6 |
| Rainy days | 20 | 12 | 23 | 22 | 18 | 12 | 23 | 25 | 11 | 19 | 29 | 24 |
| Snow days | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Hamm during the most sunny months:
Months with the longest average daylight duration in Hamm:
The largest precipitation sum in Hamm is at