| 2023 Hardiness Zone: | Zone 6b: -5°F to 0°F Zone 7a: 0°F to 5°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. 21 - Oct. 31 |
| Average Last Frost Date: | May 1 - May 10 |
| Koppen-Geiger Climate Zone: | Dfa - Humid Continental Hot Summers |
| Ecoregion: | 83a - Erie Lake Plain |
| Heat Zone Days: | Rare Over 86°F |
Annual Climate Data for ZIP Code 44011 - Avon, OH | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 19 | 21 | 29 | 38 | 49 | 58 | 62 | 61 | 54 | 44 | 35 | 25 | 41 |
| Avg Max Temp (°F) | 34 | 37 | 48 | 59 | 71 | 80 | 84 | 82 | 75 | 63 | 51 | 39 | 60 |
| Avg Precip (In.) | 2.36 | 2.14 | 2.75 | 3.27 | 3.46 | 4.01 | 3.62 | 3.81 | 3.56 | 2.65 | 3.16 | 3.03 | 37.83 |