Olmsted Falls, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 42.6 °F (low) to 59.8 °F (high). Annual precipitation averages 40.6 Inches. Olmsted 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 | 20.6 °F | 34.5 °F | 2.9 in. |
| February | 21.6 °F | 36.9 °F | 2.35 in. |
| March | 29.1 °F | 45.7 °F | 3.02 in. |
| April | 40.0 °F | 59.0 °F | 3.79 in. |
| May | 50.7 °F | 70.2 °F | 3.81 in. |
| June | 60.2 °F | 79.0 °F | 3.94 in. |
| July | 64.2 °F | 82.9 °F | 3.75 in. |
| August | 62.5 °F | 81.4 °F | 3.7 in. |
| September | 55.7 °F | 75.0 °F | 3.89 in. |
| October | 45.0 °F | 63.0 °F | 3.5 in. |
| November | 35.2 °F | 50.5 °F | 3.08 in. |
| December | 26.6 °F | 39.3 °F | 2.88 in. |
| Annual | 42.6 °F | 59.8 °F | 40.61 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| 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 |