| 2023 Hardiness Zone: | Zone 6a: -10°F to -5°F |
| 2012 Hardiness Zone: | Zone 6a: -10°F to -5°F Zone 5b: -15°F to -10°F |
| 1990 Hardiness Zone: | Zone 5a: -20F to -15F |
| 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: | 61b - Mosquito Creek/Pymatuning Lowlands |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 44076 - Orwell, OH | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 16 | 17 | 26 | 35 | 46 | 55 | 59 | 58 | 51 | 40 | 32 | 23 | 38 |
| Avg Max Temp (°F) | 33 | 36 | 46 | 58 | 69 | 78 | 82 | 80 | 74 | 62 | 50 | 38 | 59 |
| Avg Precip (In.) | 2.5 | 2.16 | 3.01 | 3.46 | 3.69 | 4.26 | 4.03 | 3.9 | 4.11 | 3.19 | 3.56 | 3.19 | 41.07 |