Average annual temperature is 10.2 °C
Absolute maximum temperature: 30.8 °C
Absolute minimum temperature: -8.2 °C
Number of sunny days: 110 days
Number of rainy days: 244 days
Number of snow days: 11 days
Look at detailed online map of Helsen
* Weather data for Helsen Germany is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 14.9 | 12.8 | 15.6 | 19.9 | 23.3 | 27.5 | 30.8 | 28.8 | 28.6 | 23.6 | 13.2 | 10.3 |
| Average daytime temperature (°C) | 5.2 | 6.4 | 8.5 | 10.7 | 16.7 | 22.9 | 22.0 | 21.6 | 22.0 | 15.5 | 7.7 | 6.1 |
| Average temperature (°C) | 3.2 | 3.4 | 5.0 | 6.7 | 11.9 | 17.8 | 17.8 | 17.3 | 16.8 | 12.1 | 5.4 | 4.1 |
| Average night temperature (°C) | 1.2 | 1.1 | 1.7 | 2.2 | 6.4 | 12.0 | 13.3 | 13.4 | 12.0 | 9.2 | 3.1 | 2.0 |
| Absolute minimum temperature (°C) | -8.2 | -5.4 | -5.7 | -4.4 | -0.6 | 5.9 | 9.8 | 9.4 | 7.6 | 1.0 | -6.5 | -6.0 |
| 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) | 8.4 | 10.0 | 11.9 | 13.9 | 15.6 | 16.5 | 16.1 | 14.6 | 12.6 | 10.7 | 8.9 | 7.9 |
| Daylight minimum duration (h) | 7.0 | 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) | 2.2 | 4.3 | 4.9 | 7.7 | 10.7 | 13.0 | 11.3 | 10.0 | 10.2 | 5.0 | 2.9 | 1.7 |
| Precipitation (mm) | 81 | 56 | 95 | 61 | 51 | 60 | 74 | 111 | 22 | 90 | 104 | 121 |
| Sunny days | 7 | 12 | 5 | 9 | 11 | 14 | 6 | 5 | 21 | 9 | 5 | 6 |
| Rainy days | 20 | 16 | 25 | 21 | 20 | 16 | 25 | 26 | 9 | 22 | 23 | 21 |
| Snow days | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 4 |
The best time to visit Helsen during the most sunny months:
Months with the longest average daylight duration in Helsen:
The largest precipitation sum in Helsen is at