Crystal Rock, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 43.3 °F (low) to 58.5 °F (high). Annual precipitation averages 38.1 Inches. Crystal Rock is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 20.1 °F | 33.0 °F | 2.55 in. |
| February | 21.5 °F | 35.5 °F | 2.13 in. |
| March | 29.0 °F | 44.0 °F | 2.69 in. |
| April | 40.0 °F | 56.8 °F | 3.87 in. |
| May | 52.0 °F | 68.2 °F | 3.69 in. |
| June | 62.2 °F | 78.0 °F | 3.99 in. |
| July | 65.8 °F | 82.1 °F | 3.73 in. |
| August | 64.2 °F | 80.1 °F | 3.47 in. |
| September | 57.1 °F | 74.3 °F | 3.34 in. |
| October | 45.8 °F | 63.0 °F | 3.12 in. |
| November | 35.4 °F | 49.1 °F | 2.84 in. |
| December | 26.4 °F | 37.9 °F | 2.67 in. |
| Annual | 43.3 °F | 58.5 °F | 38.09 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 6a : -10°F to -5°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |