| 2023 Hardiness Zone: | Zone 7b: 5°F to 10°F |
| 2012 Hardiness Zone: | Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°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: | 73c - St. Francis Lowlands |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 63857 - Kennett, MO | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 25 | 29 | 38 | 48 | 57 | 66 | 70 | 67 | 59 | 47 | 38 | 30 | 48 |
| Avg Max Temp (°F) | 44 | 50 | 60 | 71 | 80 | 88 | 92 | 90 | 84 | 74 | 60 | 48 | 70 |
| Avg Precip (In.) | 3.43 | 3.78 | 4.86 | 4.93 | 5.44 | 4.07 | 3.63 | 2.72 | 3.31 | 3.79 | 4.94 | 4.55 | 49.47 |