| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F |
| 1990 Hardiness Zone: | Zone 1b: -15F to -10F |
| Average First Frost Date: | Oct. 11 - Oct. 20 |
| Average Last Frost Date: | May 11 - May 20 |
| Koppen-Geiger Climate Zone: | Dfb - Humid Continental Mild Summer, Wet All Year |
| Ecoregion: | 61c - Low Lime Drift Plain |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 44234 - Hiram, OH | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 16 | 18 | 26 | 36 | 47 | 55 | 60 | 58 | 52 | 41 | 32 | 22 | 39 |
| Avg Max Temp (°F) | 32 | 35 | 46 | 57 | 68 | 76 | 81 | 79 | 72 | 60 | 48 | 37 | 58 |
| Avg Precip (In.) | 2.62 | 2.29 | 3.26 | 3.53 | 3.8 | 4.14 | 3.89 | 3.79 | 4.09 | 3.09 | 3.51 | 3.36 | 41.35 |