| 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 10a: 30F to 35F | |
| Average First Frost Date: | Frost Rare | |
| Average Last Frost Date: | Frost Rare | |
| Koppen-Geiger Climate Zone: | Cfa - Humid Subtropical Climate | |
| Ecoregion: | 76a - Everglades | |
| Current Drought Status: | Exceptional Drought | |
| Heat Zone Days: | 151 - 180 days Over 86°F |
Annual Climate Data for ZIP Code 33440 - Clewiston, FL | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg Min Temp (°F) | 53 | 55 | 58 | 62 | 67 | 71 | 72 | 73 | 73 | 69 | 62 | 56 | 64 |
| Avg Max Temp (°F) | 74 | 76 | 80 | 84 | 88 | 90 | 92 | 91 | 90 | 85 | 80 | 75 | 84 |
| Avg Precip (In.) | 2.34 | 2.03 | 2.78 | 2.22 | 4.47 | 7.26 | 6.65 | 6.43 | 5.15 | 3.01 | 2.29 | 1.56 | 46.18 |