| 2023 Hardiness Zone: | Zone 8a: 10°F to 15°F Zone 7b: 5°F to 10°F |
| 2012 Hardiness Zone: | Zone 8a: 10°F to 15°F Zone 7b: 5°F to 10°F Zone 7a: 0°F to 5°F |
| 1990 Hardiness Zone: | Zone 7b: 5F to 10F |
| Average First Frost Date: | Oct. 21 - Oct. 31 |
| Average Last Frost Date: | Apr. 21 - Apr. 30 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 63f - Delmarva Uplands |
| Heat Zone Days: | 15 - 30 days Over 86°F |
Annual Climate Data for ZIP Code 21863 - Snow Hill, MD | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 27 | 29 | 35 | 43 | 53 | 62 | 66 | 65 | 58 | 47 | 38 | 31 | 46 |
| Avg Max Temp (°F) | 46 | 48 | 57 | 66 | 75 | 83 | 87 | 86 | 80 | 70 | 60 | 50 | 67 |
| Avg Precip (In.) | 4.02 | 3.38 | 4.63 | 3.26 | 3.64 | 3.38 | 4.38 | 5.29 | 3.75 | 3.42 | 3.27 | 3.4 | 45.82 |