| 2023 Hardiness Zone: | Zone 11b: 45°F to 50°F | |
| 2012 Hardiness Zone: | Zone 11a: 40°F to 45°F | |
| 1990 Hardiness Zone: | Zone 10a: 30F to 35F | |
| Average First Frost Date: | No Frost | |
| Average Last Frost Date: | No Frost | |
| Koppen-Geiger Climate Zone: | Aw - Tropical Savanna (Wet and Dry Climate) | |
| Ecoregion: | 76d - Southern Coast and Islands | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 121 - 150 days Over 86°F |
Annual Climate Data for ZIP Code 33036 - Islamorada, FL | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 61 | 61 | 65 | 69 | 73 | 76 | 78 | 77 | 77 | 73 | 69 | 63 | 70 |
| Avg Max Temp (°F) | 76 | 76 | 79 | 82 | 86 | 88 | 89 | 89 | 88 | 85 | 81 | 77 | 83 |
| Avg Precip (In.) | 2.27 | 1.77 | 1.98 | 1.98 | 3.71 | 6.37 | 3.31 | 5.24 | 6.53 | 5.03 | 2.77 | 1.86 | 42.83 |