| 2023 Hardiness Zone: | Zone 9b: 25°F to 30°F | |
| 2012 Hardiness Zone: | Zone 9a: 20°F to 25°F | |
| 1990 Hardiness Zone: | Zone 9a: 20F to 25F | |
| Average First Frost Date: | Jan. 21 - Jan. 31 | |
| 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 32223 - Jacksonville, FL | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 43 | 46 | 51 | 56 | 63 | 70 | 72 | 72 | 70 | 61 | 53 | 46 | 59 |
| Avg Max Temp (°F) | 65 | 68 | 73 | 79 | 84 | 89 | 91 | 90 | 87 | 80 | 74 | 67 | 79 |
| Avg Precip (In.) | 3.57 | 3.13 | 3.99 | 2.85 | 3.27 | 5.92 | 5.65 | 6.61 | 7 | 3.87 | 2.45 | 2.77 | 51.09 |