Hawthorne, Florida has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 14.6 °C (low) to 27.2 °C (high). Annual precipitation averages 1358.6 Millimeters. Hawthorne is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Feb. 21 - Feb. 29 through the first frost around Dec. 1 - Dec. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 6.1 °C | 19.7 °C | 87.88 mm |
| February | 7.6 °C | 21.6 °C | 76.45 mm |
| March | 10.1 °C | 24.6 °C | 92.46 mm |
| April | 13.3 °C | 27.6 °C | 71.88 mm |
| May | 17.2 °C | 30.8 °C | 91.19 mm |
| June | 21.1 °C | 32.5 °C | 205.74 mm |
| July | 22.3 °C | 33.1 °C | 175.51 mm |
| August | 22.2 °C | 32.7 °C | 188.98 mm |
| September | 20.9 °C | 31.2 °C | 160.27 mm |
| October | 16.2 °C | 27.9 °C | 81.79 mm |
| November | 10.8 °C | 23.8 °C | 54.61 mm |
| December | 7.9 °C | 20.8 °C | 71.88 mm |
| Annual | 14.6 °C | 27.2 °C | 1358.64 mm |
| Average First Frost Date | Dec. 1 - Dec. 10 |
| Average Last Frost Date | Feb. 21 - Feb. 29 |
| Average Days With Frost | 10-20 Days |
| Plant Hardiness Zone | Zone 9a : -6.7°C to -3.9°C |
| Plant Hardiness Zone - 2012 | Zone 9a : -6.7°C to -3.9°C |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |