Stow, Ohio has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 41.2 °F (low) to 59.2 °F (high). Annual precipitation averages 40.3 Inches. Stow 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. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 19.3 °F | 33.6 °F | 2.76 in. |
| February | 20.3 °F | 36.3 °F | 2.17 in. |
| March | 27.8 °F | 45.7 °F | 3.07 in. |
| April | 39.1 °F | 59.2 °F | 3.64 in. |
| May | 49.5 °F | 70.2 °F | 4.06 in. |
| June | 58.8 °F | 78.5 °F | 4.21 in. |
| July | 62.5 °F | 82.4 °F | 4.12 in. |
| August | 60.8 °F | 80.9 °F | 3.61 in. |
| September | 53.8 °F | 74.2 °F | 3.61 in. |
| October | 43.2 °F | 61.9 °F | 3.24 in. |
| November | 33.5 °F | 49.3 °F | 2.92 in. |
| December | 25.3 °F | 38.3 °F | 2.88 in. |
| Annual | 41.2 °F | 59.2 °F | 40.29 in. |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| 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 6b : -5°F to 0°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfb - Humid Continental Mild Summer, Wet All Year |