| 2023 Hardiness Zone: | Zone 10a: 30°F to 35°F | |
| 2012 Hardiness Zone: | Zone 9b: 25°F to 30°F Zone 10a: 30°F to 35°F | |
| 1990 Hardiness Zone: | Zone 9b: 25F to 30F | |
| Average First Frost Date: | No Frost | |
| Average Last Frost Date: | Frost Rare | |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate | |
| Ecoregion: | 75d - Eastern Florida Flatwoods | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 121 - 150 days Over 86°F |
Annual Climate Data for ZIP Code 32952 - Merritt Island, FL | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 49 | 50 | 55 | 60 | 66 | 71 | 72 | 73 | 72 | 66 | 59 | 52 | 62 |
| Avg Max Temp (°F) | 71 | 73 | 77 | 81 | 86 | 89 | 91 | 91 | 89 | 83 | 78 | 73 | 82 |
| Avg Precip (In.) | 2.49 | 2.62 | 3.29 | 2.45 | 3.8 | 6.47 | 6.74 | 6.84 | 6.88 | 4.5 | 3.01 | 2.27 | 51.36 |