Average annual temperature is 18.5 °C
Absolute maximum temperature: 47.2 °C
Absolute minimum temperature: -0.6 °C
Number of sunny days: 280 days
Number of rainy days: 85 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) | 17.5 | 21.4 | 21.8 | 36.7 | 38.4 | 42.7 | 47.2 | 43.3 | 38.3 | 37.6 | 27.9 | 25.2 |
| Average daytime temperature (°C) | 14.3 | 16.2 | 16.2 | 25.5 | 30.3 | 33.6 | 42.1 | 39.0 | 33.5 | 29.5 | 22.0 | 17.6 |
| Average temperature (°C) | 8.7 | 8.4 | 10.6 | 17.1 | 21.6 | 24.5 | 31.9 | 29.6 | 24.8 | 20.4 | 13.7 | 10.6 |
| Average night temperature (°C) | 4.7 | 2.9 | 6.0 | 10.1 | 14.2 | 16.8 | 22.5 | 21.7 | 17.9 | 13.2 | 7.3 | 5.8 |
| Absolute minimum temperature (°C) | -0.6 | -0.4 | 0.2 | 2.2 | 8.1 | 12.9 | 15.3 | 17.5 | 14.6 | 5.7 | 2.0 | 1.3 |
| 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 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 10.2 | 9.7 |
| 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) | 5.8 | 8.3 | 8.2 | 11.7 | 12.0 | 12.8 | 13.4 | 11.8 | 11.0 | 10.0 | 8.7 | 6.9 |
| Precipitation (mm) | 159 | 81 | 128 | 2 | 9 | 8 | 0 | 11 | 4 | 1 | 16 | 73 |
| Sunny days | 12 | 16 | 11 | 26 | 27 | 27 | 31 | 28 | 26 | 29 | 24 | 23 |
| Rainy days | 19 | 12 | 20 | 4 | 4 | 3 | 0 | 3 | 4 | 2 | 6 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Helm during the most sunny months:
The largest precipitation sum in Helm is at