Average annual temperature is 14.3 °C
Absolute maximum temperature: 39.8 °C
Absolute minimum temperature: -11.4 °C
Number of sunny days: 199 days
Number of rainy days: 162 days
Number of snow days: 4 days
Look at detailed online map of Helm
* Weather data for Helm United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 21.1 | 20.0 | 23.0 | 27.6 | 30.8 | 39.1 | 37.8 | 39.8 | 33.8 | 29.9 | 26.7 | 16.9 |
| Average daytime temperature (°C) | 8.7 | 11.6 | 12.8 | 20.5 | 25.7 | 29.9 | 31.4 | 30.5 | 28.1 | 20.6 | 14.8 | 10.6 |
| Average temperature (°C) | 3.3 | 5.1 | 6.6 | 13.2 | 19.0 | 23.2 | 25.2 | 24.7 | 21.4 | 15.0 | 8.6 | 5.7 |
| Average night temperature (°C) | -0.3 | 0.3 | 1.9 | 7.3 | 13.2 | 17.3 | 20.1 | 20.2 | 16.0 | 10.6 | 3.9 | 2.4 |
| Absolute minimum temperature (°C) | -11.4 | -10.1 | -7.5 | 0.2 | 5.7 | 11.0 | 15.5 | 13.7 | 10.4 | -3.0 | -5.5 | -5.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.6 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.6 | 7.3 | 7.2 | 10.2 | 10.8 | 12.9 | 11.6 | 10.6 | 10.7 | 7.7 | 7.5 | 6.0 |
| Precipitation (mm) | 69 | 99 | 197 | 41 | 59 | 65 | 70 | 156 | 40 | 62 | 20 | 64 |
| Sunny days | 17 | 14 | 14 | 19 | 14 | 16 | 14 | 13 | 20 | 19 | 23 | 16 |
| Rainy days | 14 | 12 | 16 | 11 | 17 | 14 | 17 | 18 | 10 | 12 | 7 | 14 |
| Snow days | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Helm during the most sunny months:
The largest precipitation sum in Helm is at