Birmingham, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 42 °F (low) to 59.1 °F (high). Annual precipitation averages 39.6 Inches. Birmingham 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 | 19.7 °F | 33.9 °F | 2.8 in. |
| February | 20.8 °F | 36.4 °F | 2.21 in. |
| March | 28.5 °F | 45.4 °F | 2.88 in. |
| April | 39.5 °F | 57.9 °F | 3.94 in. |
| May | 50.4 °F | 69.2 °F | 3.83 in. |
| June | 60.2 °F | 78.1 °F | 3.88 in. |
| July | 63.8 °F | 82.1 °F | 3.66 in. |
| August | 61.9 °F | 80.6 °F | 3.69 in. |
| September | 55.0 °F | 74.4 °F | 3.67 in. |
| October | 44.2 °F | 62.7 °F | 3.32 in. |
| November | 34.5 °F | 50.1 °F | 2.97 in. |
| December | 25.8 °F | 38.8 °F | 2.74 in. |
| Annual | 42 °F | 59.1 °F | 39.59 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 |