Rock Creek, Alabama has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 51.7 °F (low) to 74.4 °F (high). Annual precipitation averages 57.8 Inches. Rock Creek is located in USDA Plant Hardiness Zone 8a. 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 | 33.4 °F | 54.6 °F | 5.45 in. |
| February | 36.2 °F | 59.1 °F | 5.48 in. |
| March | 42.9 °F | 67.1 °F | 5.62 in. |
| April | 50.0 °F | 75.1 °F | 5.18 in. |
| May | 59.1 °F | 82.1 °F | 4.4 in. |
| June | 66.7 °F | 88.1 °F | 4.89 in. |
| July | 70.0 °F | 91.1 °F | 4.9 in. |
| August | 69.4 °F | 90.7 °F | 4.21 in. |
| September | 63.6 °F | 86.3 °F | 4.39 in. |
| October | 51.8 °F | 76.2 °F | 3.35 in. |
| November | 41.2 °F | 65.2 °F | 4.66 in. |
| December | 35.9 °F | 56.9 °F | 5.27 in. |
| Annual | 51.7 °F | 74.4 °F | 57.8 in. |
| 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 8a : 10°F to 15°F |
| Plant Hardiness Zone - 2012 | Zone 7b : 5°F to 10°F |
| Current Drought Conditions | Normal |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |