North Olmsted, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 43.1 °F (low) to 59.4 °F (high). Annual precipitation averages 40.8 Inches. North Olmsted 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 | 20.8 °F | 34.5 °F | 2.92 in. |
| February | 21.8 °F | 37.0 °F | 2.33 in. |
| March | 29.1 °F | 45.5 °F | 3.06 in. |
| April | 40.2 °F | 58.5 °F | 3.8 in. |
| May | 50.9 °F | 69.4 °F | 3.78 in. |
| June | 60.5 °F | 78.4 °F | 3.94 in. |
| July | 64.8 °F | 82.1 °F | 3.73 in. |
| August | 63.6 °F | 80.7 °F | 3.71 in. |
| September | 56.9 °F | 74.4 °F | 3.89 in. |
| October | 45.8 °F | 62.6 °F | 3.55 in. |
| November | 35.6 °F | 50.5 °F | 3.11 in. |
| December | 26.9 °F | 39.4 °F | 2.93 in. |
| Annual | 43.1 °F | 59.4 °F | 40.75 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 6b : -5°F to 0°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |