| 2023 Hardiness Zone: | Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F |
| 2012 Hardiness Zone: | Zone 6b: -5°F to 0°F |
| 1990 Hardiness Zone: | Zone 6b: -5F to 0F |
| Average First Frost Date: | Nov. 1 - Nov. 10 |
| Average Last Frost Date: | Apr. 1 - Apr. 10 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 72a - Wabash-Ohio Bottomlands |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 42351 - Lewisport, KY | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 24 | 27 | 36 | 44 | 54 | 63 | 67 | 65 | 58 | 46 | 38 | 28 | 46 |
| Avg Max Temp (°F) | 40 | 46 | 56 | 67 | 77 | 85 | 89 | 87 | 81 | 70 | 57 | 45 | 67 |
| Avg Precip (In.) | 3.35 | 3.29 | 4.33 | 4.48 | 4.99 | 4.17 | 4.24 | 3.64 | 3.39 | 2.96 | 4.19 | 3.87 | 46.9 |