| 2023 Hardiness Zone: | Zone 9a: 20°F to 25°F | |
| 2012 Hardiness Zone: | Zone 9a: 20°F to 25°F | |
| 1990 Hardiness Zone: | Zone 8b: 15F to 20F | |
| Average First Frost Date: | Jan. 11 - Jan. 20 | |
| Average Last Frost Date: | Jan. 21 - Jan. 31 | |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate | |
| Ecoregion: | 75f - Sea Island Flatwoods | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 91 - 120 days Over 86°F |
Annual Climate Data for ZIP Code 32222 - Jacksonville, FL | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 42 | 44 | 49 | 55 | 62 | 69 | 72 | 71 | 69 | 59 | 51 | 44 | 57 |
| Avg Max Temp (°F) | 65 | 68 | 74 | 79 | 85 | 89 | 91 | 90 | 87 | 80 | 74 | 67 | 79 |
| Avg Precip (In.) | 3.8 | 3.31 | 4.15 | 2.96 | 3.42 | 6.04 | 6.07 | 6.91 | 6.52 | 3.27 | 2.44 | 2.83 | 51.73 |