Rhine, Georgia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 12.2 °C (low) to 25.2 °C (high). Annual precipitation averages 1214.1 Millimeters. Rhine is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 2.6 °C | 15.6 °C | 118.62 mm |
| February | 4.2 °C | 17.6 °C | 102.87 mm |
| March | 7.3 °C | 21.4 °C | 119.89 mm |
| April | 11.3 °C | 25.5 °C | 92.2 mm |
| May | 16.1 °C | 29.4 °C | 73.41 mm |
| June | 20.4 °C | 32.1 °C | 122.43 mm |
| July | 21.9 °C | 33.4 °C | 113.79 mm |
| August | 21.6 °C | 32.9 °C | 118.87 mm |
| September | 18.6 °C | 30.6 °C | 98.81 mm |
| October | 12.4 °C | 26.1 °C | 72.9 mm |
| November | 6.6 °C | 20.9 °C | 75.95 mm |
| December | 3.7 °C | 16.8 °C | 104.39 mm |
| Annual | 12.2 °C | 25.2 °C | 1214.13 mm |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 30-40 Days |
| Plant Hardiness Zone | Zone 8b : -9.4°C to -6.7°C |
| Plant Hardiness Zone - 2012 | Zone 8b : -9.4°C to -6.7°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |