Greenville, Florida has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 13.5 °C (low) to 26.2 °C (high). Annual precipitation averages 1398.8 Millimeters. Greenville is located in USDA Plant Hardiness Zone 9a. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Nov. 21 - Nov. 30.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 4.4 °C | 17.6 °C | 124.97 mm |
| February | 6 °C | 19.7 °C | 100.84 mm |
| March | 9.1 °C | 23.2 °C | 128.52 mm |
| April | 12.6 °C | 26.6 °C | 91.69 mm |
| May | 16.8 °C | 30.2 °C | 77.22 mm |
| June | 20.8 °C | 32.3 °C | 171.7 mm |
| July | 21.9 °C | 33 °C | 163.07 mm |
| August | 21.9 °C | 32.7 °C | 163.58 mm |
| September | 19.8 °C | 31.1 °C | 126.49 mm |
| October | 14.2 °C | 27.3 °C | 84.84 mm |
| November | 8.8 °C | 22.4 °C | 71.88 mm |
| December | 5.9 °C | 18.8 °C | 93.98 mm |
| Annual | 13.5 °C | 26.2 °C | 1398.78 mm |
| Average First Frost Date | Nov. 21 - Nov. 30 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 20-30 Days |
| Plant Hardiness Zone | Zone 9a : -6.7°C to -3.9°C |
| Plant Hardiness Zone - 2012 | Zone 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |