Odessa, Florida has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 16.8 °C (low) to 27.9 °C (high). Annual precipitation averages 1421.4 Millimeters. Odessa is located in USDA Plant Hardiness Zone 9b.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 9 °C | 21.6 °C | 80.52 mm |
| February | 10.5 °C | 23 °C | 66.04 mm |
| March | 12.8 °C | 25.3 °C | 72.39 mm |
| April | 16.1 °C | 28.1 °C | 72.14 mm |
| May | 19.3 °C | 30.8 °C | 78.49 mm |
| June | 22.3 °C | 32.2 °C | 204.72 mm |
| July | 23.2 °C | 32.6 °C | 233.43 mm |
| August | 23.4 °C | 32.5 °C | 242.06 mm |
| September | 22.3 °C | 31.9 °C | 185.42 mm |
| October | 18.7 °C | 28.8 °C | 68.58 mm |
| November | 13.7 °C | 25.7 °C | 48.01 mm |
| December | 10.8 °C | 22.7 °C | 69.6 mm |
| Annual | 16.8 °C | 27.9 °C | 1421.4 mm |
| Average First Frost Date | Frost Rare |
| Average Last Frost Date | |
| Average Days With Frost | Frost Free |
| Plant Hardiness Zone | Zone 9b : -3.9°C to -1.1°C |
| Plant Hardiness Zone - 2012 | Zone 9b : -3.9°C to -1.1°C |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |