| 2023 Hardiness Zone: | Zone 10b: 35°F to 40°F Zone 11a: 40°F to 45°F | |
| 2012 Hardiness Zone: | 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: | No Frost | |
| Koppen-Geiger Climate Zone: | Aw - Tropical Savanna (Wet and Dry Climate) | |
| Ecoregion: | 75b - Southwestern Florida Flatwoods | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 151 - 180 days Over 86°F |
Annual Climate Data for ZIP Code 33924 - Captiva, FL | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 52 | 53 | 57 | 61 | 67 | 72 | 73 | 73 | 73 | 67 | 60 | 54 | 64 |
| Avg Max Temp (°F) | 74 | 75 | 79 | 83 | 88 | 90 | 91 | 91 | 90 | 86 | 81 | 76 | 84 |
| Avg Precip (In.) | 2.22 | 2.27 | 2.48 | 2.18 | 2.75 | 6.71 | 8.15 | 7.6 | 7.93 | 3.08 | 1.83 | 1.86 | 49.07 |