Average annual temperature is 9.3 °C
Absolute maximum temperature: 36.5 °C
Absolute minimum temperature: -26.2 °C
Number of sunny days: 181 days
Number of rainy days: 151 days
Number of snow days: 33 days
Look at detailed online map of Rock Dell
* Weather data for Rock Dell 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) | 3.4 | 8.5 | 12.8 | 26.2 | 30.5 | 30.3 | 33.2 | 36.5 | 34.1 | 29.4 | 18.0 | 11.5 |
| Average daytime temperature (°C) | -2.7 | 0.1 | 4.3 | 13.1 | 22.6 | 27.7 | 27.7 | 27.9 | 24.8 | 15.2 | 8.1 | 4.8 |
| Average temperature (°C) | -6.3 | -5.3 | -1.0 | 7.2 | 16.3 | 21.8 | 21.9 | 22.4 | 19.3 | 10.8 | 3.1 | 0.7 |
| Average night temperature (°C) | -9.1 | -9.7 | -5.4 | 2.8 | 10.8 | 16.4 | 16.3 | 17.7 | 15.1 | 7.1 | -0.8 | -2.0 |
| Absolute minimum temperature (°C) | -24.8 | -26.2 | -19.7 | -5.3 | 0.2 | 8.7 | 11.0 | 11.2 | 7.0 | -5.9 | -13.8 | -8.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.3 | 10.5 | 11.9 | 13.4 | 14.7 | 15.4 | 15.1 | 14.0 | 12.5 | 11.0 | 9.7 | 9.0 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 3.6 | 6.8 | 6.8 | 8.0 | 11.4 | 12.7 | 12.4 | 11.6 | 9.4 | 7.2 | 6.3 | 4.6 |
| Precipitation (mm) | 53 | 54 | 61 | 106 | 98 | 52 | 118 | 60 | 85 | 114 | 7 | 33 |
| Sunny days | 17 | 16 | 15 | 12 | 18 | 15 | 8 | 14 | 13 | 14 | 21 | 18 |
| Rainy days | 6 | 6 | 8 | 16 | 13 | 15 | 23 | 17 | 17 | 14 | 8 | 8 |
| Snow days | 8 | 6 | 8 | 2 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | 5 |
The best time to visit Rock Dell during the most sunny months:
Months with the longest average daylight duration in Rock Dell:
The largest precipitation sum in Rock Dell is at