Average annual temperature is 15.3 °C
Absolute maximum temperature: 36.2 °C
Absolute minimum temperature: -6.2 °C
Number of sunny days: 184 days
Number of rainy days: 177 days
Number of snow days: 4 days
Look at detailed online map of Rock Haven
* Weather data for Rock Haven 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) | 19.6 | 24.1 | 24.8 | 28.9 | 29.0 | 31.8 | 35.5 | 36.2 | 32.3 | 29.2 | 26.1 | 18.4 |
| Average daytime temperature (°C) | 11.7 | 15.0 | 16.1 | 21.0 | 25.1 | 28.1 | 31.6 | 29.6 | 28.0 | 22.2 | 16.5 | 12.2 |
| Average temperature (°C) | 6.5 | 9.1 | 9.5 | 14.2 | 18.5 | 21.7 | 25.4 | 24.1 | 21.5 | 16.0 | 10.1 | 6.7 |
| Average night temperature (°C) | 3.1 | 4.8 | 4.5 | 8.5 | 13.0 | 16.2 | 20.3 | 19.6 | 16.3 | 11.0 | 5.2 | 2.9 |
| Absolute minimum temperature (°C) | -5.5 | -5.7 | -6.2 | 1.9 | 4.4 | 8.8 | 15.4 | 13.8 | 11.4 | 5.3 | -3.7 | -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 | 13.0 | 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 | 10.3 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.6 | 5.9 | 8.3 | 9.3 | 10.8 | 11.2 | 11.4 | 10.0 | 10.9 | 8.7 | 7.8 | 6.3 |
| Precipitation (mm) | 138 | 117 | 113 | 90 | 70 | 77 | 62 | 116 | 41 | 21 | 48 | 94 |
| Sunny days | 12 | 14 | 18 | 18 | 12 | 13 | 5 | 14 | 17 | 22 | 22 | 17 |
| Rainy days | 16 | 14 | 12 | 12 | 19 | 17 | 26 | 17 | 13 | 9 | 8 | 14 |
| Snow days | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Rock Haven during the most sunny months:
The largest precipitation sum in Rock Haven is at