Barberton, Ohio has a Humid Continental Mild Summer, Wet All Year climate (Köppen classification: Dfb). Average annual temperatures range from 42 °F (low) to 60 °F (high). Annual precipitation averages 39.6 Inches. Barberton 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 | 20.3 °F | 34.3 °F | 2.77 in. |
| February | 21.4 °F | 37.1 °F | 2.14 in. |
| March | 28.8 °F | 46.6 °F | 3.04 in. |
| April | 40.1 °F | 60.0 °F | 3.62 in. |
| May | 50.3 °F | 70.9 °F | 3.93 in. |
| June | 59.3 °F | 79.1 °F | 4.15 in. |
| July | 63.3 °F | 83.4 °F | 4.02 in. |
| August | 61.6 °F | 81.9 °F | 3.6 in. |
| September | 54.6 °F | 75.3 °F | 3.42 in. |
| October | 43.9 °F | 62.7 °F | 3.21 in. |
| November | 34.3 °F | 50.1 °F | 2.91 in. |
| December | 26.3 °F | 39.0 °F | 2.81 in. |
| Annual | 42 °F | 60 °F | 39.62 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 | Dfb - Humid Continental Mild Summer, Wet All Year |