Church Creek, Maryland has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 49.6 °F (low) to 66.8 °F (high). Annual precipitation averages 45.9 Inches. Church Creek is located in USDA Plant Hardiness Zone 8a. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Nov. 1 - Nov. 10.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 29.2 °F | 44.8 °F | 3.44 in. |
| February | 30.1 °F | 47.2 °F | 2.94 in. |
| March | 36.9 °F | 54.6 °F | 4.15 in. |
| April | 47.0 °F | 66.3 °F | 3.52 in. |
| May | 56.5 °F | 74.7 °F | 3.83 in. |
| June | 65.8 °F | 83.3 °F | 3.81 in. |
| July | 70.5 °F | 87.7 °F | 4.62 in. |
| August | 69.2 °F | 85.9 °F | 4.49 in. |
| September | 63.0 °F | 80.2 °F | 4.04 in. |
| October | 51.7 °F | 69.6 °F | 3.96 in. |
| November | 41.2 °F | 58.5 °F | 3.41 in. |
| December | 33.6 °F | 49.1 °F | 3.73 in. |
| Annual | 49.6 °F | 66.8 °F | 45.94 in. |
| Average First Frost Date | Nov. 1 - Nov. 10 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| 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 | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |