Chagrin Falls, Ohio has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 40.5 °F (low) to 58.9 °F (high). Annual precipitation averages 43.4 Inches. Chagrin Falls is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 18.7 °F | 33.5 °F | 3.16 in. |
| February | 19.4 °F | 36.1 °F | 2.41 in. |
| March | 26.9 °F | 45.0 °F | 3.26 in. |
| April | 37.9 °F | 58.3 °F | 3.89 in. |
| May | 48.5 °F | 69.8 °F | 4.07 in. |
| June | 57.7 °F | 78.1 °F | 4.2 in. |
| July | 61.8 °F | 82.1 °F | 4.27 in. |
| August | 60.0 °F | 80.5 °F | 3.76 in. |
| September | 53.1 °F | 74.0 °F | 4.03 in. |
| October | 42.7 °F | 61.6 °F | 3.73 in. |
| November | 33.5 °F | 49.1 °F | 3.32 in. |
| December | 25.2 °F | 38.3 °F | 3.28 in. |
| Annual | 40.5 °F | 58.9 °F | 43.38 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 125-150 Days |
| Plant Hardiness Zone | Zone 6b : -5°F to 0°F |
| Plant Hardiness Zone - 2012 | Zone 5b : -15°F to -10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |