Huron, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 43.6 °F (low) to 58.5 °F (high). Annual precipitation averages 37.5 Inches. Huron is located in USDA Plant Hardiness Zone 6b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 20.2 °F | 33.4 °F | 2.61 in. |
| February | 21.6 °F | 36.0 °F | 2.15 in. |
| March | 28.6 °F | 44.2 °F | 2.76 in. |
| April | 40.3 °F | 56.6 °F | 3.71 in. |
| May | 52.1 °F | 68.2 °F | 3.6 in. |
| June | 62.1 °F | 77.5 °F | 3.84 in. |
| July | 65.9 °F | 81.7 °F | 3.55 in. |
| August | 64.8 °F | 79.7 °F | 3.44 in. |
| September | 57.9 °F | 73.9 °F | 3.28 in. |
| October | 46.6 °F | 62.9 °F | 3.17 in. |
| November | 36.0 °F | 49.4 °F | 2.82 in. |
| December | 26.7 °F | 38.1 °F | 2.61 in. |
| Annual | 43.6 °F | 58.5 °F | 37.54 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| 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 |