The Rock, Georgia has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 11.3 °C (low) to 23.5 °C (high). Annual precipitation averages 1274.6 Millimeters. The Rock is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 21 - Mar. 31 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 1.3 °C | 13.4 °C | 116.33 mm |
| February | 2.9 °C | 15.5 °C | 108.71 mm |
| March | 6.3 °C | 19.8 °C | 131.06 mm |
| April | 10.3 °C | 23.7 °C | 101.35 mm |
| May | 15.2 °C | 27.8 °C | 81.79 mm |
| June | 19.3 °C | 30.8 °C | 107.7 mm |
| July | 21.1 °C | 32.3 °C | 130.56 mm |
| August | 20.8 °C | 31.7 °C | 102.62 mm |
| September | 17.7 °C | 29.2 °C | 94.49 mm |
| October | 11.5 °C | 24.3 °C | 80.26 mm |
| November | 5.8 °C | 18.9 °C | 96.52 mm |
| December | 2.8 °C | 14.6 °C | 123.19 mm |
| Annual | 11.3 °C | 23.5 °C | 1274.58 mm |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Mar. 21 - Mar. 31 |
| Average Days With Frost | 50-75 Days |
| Plant Hardiness Zone | Zone 8b : -9.4°C to -6.7°C |
| Plant Hardiness Zone - 2012 | Zone 8a : -12.2°C to -9.4°C |
| Current Drought Conditions | Abnormally Dry |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |