| 2023 Hardiness Zone: | Zone 8b: 15°F to 20°F Zone 8a: 10°F to 15°F |
| 2012 Hardiness Zone: | Zone 8a: 10°F to 15°F |
| 1990 Hardiness Zone: | Zone 7b: 5F to 10F |
| Average First Frost Date: | Nov. 11 - Nov. 20 |
| Average Last Frost Date: | Apr. 1 - Apr. 10 |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate |
| Ecoregion: | 63b - Chesapeake-Pamlico Lowlands and Tidal Marshes |
| Heat Zone Days: | 15 - 30 days Over 86°F |
Annual Climate Data for ZIP Code 23662 - Poquoson, VA | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 31 | 33 | 40 | 48 | 57 | 66 | 71 | 70 | 64 | 52 | 43 | 35 | 51 |
| Avg Max Temp (°F) | 47 | 50 | 58 | 67 | 74 | 82 | 86 | 85 | 79 | 69 | 60 | 52 | 67 |
| Avg Precip (In.) | 4.07 | 3.54 | 4.67 | 3.3 | 4.01 | 3.51 | 4.83 | 4.67 | 4.76 | 3.44 | 3.28 | 3.4 | 47.47 |