Fremont, Ohio has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 5 °C (low) to 15.7 °C (high). Annual precipitation averages 949.5 Millimeters. Fremont 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 | -7.6 °C | 0.8 °C | 62.74 mm |
| February | -6.6 °C | 2.4 °C | 55.12 mm |
| March | -2.2 °C | 7.9 °C | 68.83 mm |
| April | 3.4 °C | 15.4 °C | 95.76 mm |
| May | 10 °C | 21.8 °C | 95.76 mm |
| June | 15.6 °C | 27.1 °C | 99.82 mm |
| July | 17.4 °C | 29.3 °C | 96.27 mm |
| August | 16.1 °C | 28.1 °C | 87.12 mm |
| September | 12.1 °C | 24.7 °C | 81.79 mm |
| October | 5.9 °C | 17.8 °C | 73.41 mm |
| November | 0.4 °C | 9.9 °C | 70.61 mm |
| December | -4.2 °C | 3.6 °C | 62.23 mm |
| Annual | 5 °C | 15.7 °C | 949.46 mm |
| 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 : -20.6°C to -17.8°C |
| Plant Hardiness Zone - 2012 | Zone 6a : -23.3°C to -20.6°C |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |