| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 6b: -5°F to 0°F |
| 1990 Hardiness Zone: | Zone 6a: -10F to -5F |
| Average First Frost Date: | Oct. 11 - Oct. 20 |
| Average Last Frost Date: | May 1 - May 10 |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers |
| Ecoregion: | 57d - Marblehead Drift/Limestone Plain |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 43420 - Fremont, OH | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 17 | 19 | 28 | 38 | 49 | 59 | 63 | 61 | 53 | 42 | 33 | 23 | 40 |
| Avg Max Temp (°F) | 32 | 35 | 46 | 58 | 70 | 79 | 83 | 82 | 75 | 63 | 49 | 37 | 59 |
| Avg Precip (In.) | 2.08 | 1.85 | 2.66 | 3.26 | 3.74 | 4.31 | 3.41 | 3.5 | 3.1 | 2.5 | 2.86 | 2.71 | 36 |