| 2023 Hardiness Zone: | Zone 9a: 20°F to 25°F Zone 9b: 25°F to 30°F | |
| 2012 Hardiness Zone: | Zone 9a: 20°F to 25°F | |
| 1990 Hardiness Zone: | Zone 8b: 15F to 20F | |
| Average First Frost Date: | Dec. 21 - Dec. 31 | |
| Average Last Frost Date: | Feb. 21 - Feb. 29 | |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate | |
| Ecoregion: | 75f - Sea Island Flatwoods | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 121 - 150 days Over 86°F |
Annual Climate Data for ZIP Code 32219 - Jacksonville, FL | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 42 | 44 | 50 | 55 | 62 | 69 | 72 | 72 | 69 | 60 | 51 | 44 | 58 |
| Avg Max Temp (°F) | 65 | 67 | 73 | 79 | 85 | 89 | 91 | 90 | 87 | 80 | 73 | 66 | 79 |
| Avg Precip (In.) | 3.73 | 3.27 | 4 | 3.04 | 3.39 | 5.64 | 5.9 | 6.88 | 7.52 | 3.68 | 2.39 | 2.69 | 52.14 |