Inverness, Florida has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 15 °C (low) to 27.8 °C (high). Annual precipitation averages 1385.3 Millimeters. Inverness 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 | 6.6 °C | 20.9 °C | 79.76 mm |
| February | 8.3 °C | 22.5 °C | 70.61 mm |
| March | 10.4 °C | 25.2 °C | 86.61 mm |
| April | 13.8 °C | 27.9 °C | 67.06 mm |
| May | 17.6 °C | 30.9 °C | 87.12 mm |
| June | 21.2 °C | 32.3 °C | 214.12 mm |
| July | 22.2 °C | 32.7 °C | 208.79 mm |
| August | 22.3 °C | 32.6 °C | 216.41 mm |
| September | 21.3 °C | 31.9 °C | 155.45 mm |
| October | 16.8 °C | 29.1 °C | 73.41 mm |
| November | 11.6 °C | 25.2 °C | 50.55 mm |
| December | 8.4 °C | 22.1 °C | 75.44 mm |
| Annual | 15 °C | 27.8 °C | 1385.33 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 | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |