| 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: | Frost Rare | |
| Average Last Frost Date: | Frost Rare | |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate | |
| Ecoregion: | 75f - Sea Island Flatwoods | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 61 - 90 days Over 86°F |
Annual Climate Data for ZIP Code 32266 - Neptune Beach, FL | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 46 | 47 | 53 | 58 | 66 | 71 | 73 | 74 | 72 | 65 | 56 | 48 | 61 |
| Avg Max Temp (°F) | 64 | 65 | 71 | 76 | 82 | 87 | 90 | 88 | 85 | 79 | 72 | 66 | 77 |
| Avg Precip (In.) | 3.54 | 2.94 | 3.92 | 2.84 | 3.05 | 5.67 | 5.23 | 6.13 | 7.48 | 4.87 | 2.4 | 2.75 | 50.81 |