Average annual temperature is 14.7 °C
Absolute maximum temperature: 37.6 °C
Absolute minimum temperature: -11.8 °C
Number of sunny days: 209 days
Number of rainy days: 154 days
Number of snow days: 2 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) | 19.7 | 21.9 | 24.2 | 28.4 | 31.7 | 35.7 | 36.6 | 37.6 | 32.4 | 29.6 | 25.5 | 16.9 |
| Average daytime temperature (°C) | 8.6 | 11.9 | 13.4 | 20.7 | 25.9 | 30.3 | 31.4 | 30.1 | 27.5 | 20.7 | 14.3 | 10.3 |
| Average temperature (°C) | 4.1 | 5.8 | 7.3 | 13.7 | 19.5 | 23.8 | 25.8 | 24.6 | 21.6 | 15.4 | 8.6 | 5.6 |
| Average night temperature (°C) | 0.7 | 1.5 | 2.5 | 8.0 | 13.9 | 18.1 | 20.9 | 20.1 | 16.6 | 11.1 | 4.3 | 2.4 |
| Absolute minimum temperature (°C) | -11.8 | -10.5 | -6.7 | 0.9 | 6.1 | 13.5 | 16.9 | 14.0 | 12.5 | -2.3 | -5.6 | -6.4 |
| 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) | 9.8 | 10.8 | 12.0 | 13.2 | 14.3 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.5 |
| 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) | 5.0 | 7.7 | 7.3 | 10.1 | 11.4 | 12.5 | 12.3 | 10.8 | 10.5 | 7.6 | 7.9 | 5.9 |
| Precipitation (mm) | 128 | 84 | 227 | 106 | 72 | 45 | 67 | 165 | 59 | 71 | 15 | 94 |
| Sunny days | 14 | 19 | 14 | 17 | 19 | 19 | 9 | 17 | 20 | 20 | 24 | 17 |
| Rainy days | 15 | 9 | 17 | 13 | 12 | 11 | 22 | 14 | 10 | 11 | 6 | 14 |
| Snow days | 2 | 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