Maryland City, Maryland has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 45.3 °F (low) to 66.2 °F (high). Annual precipitation averages 47.3 Inches. Maryland City is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Apr. 11 - Apr. 20 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 25.1 °F | 43.3 °F | 3.22 in. |
| February | 26.6 °F | 46.4 °F | 2.94 in. |
| March | 33.2 °F | 54.7 °F | 4.21 in. |
| April | 43.0 °F | 66.4 °F | 3.61 in. |
| May | 52.9 °F | 75.0 °F | 4.5 in. |
| June | 61.9 °F | 83.4 °F | 4.62 in. |
| July | 66.7 °F | 87.8 °F | 4.5 in. |
| August | 64.9 °F | 86.0 °F | 3.84 in. |
| September | 58.3 °F | 79.5 °F | 4.7 in. |
| October | 46.1 °F | 68.0 °F | 3.98 in. |
| November | 36.1 °F | 57.0 °F | 3.24 in. |
| December | 29.2 °F | 47.3 °F | 3.92 in. |
| Annual | 45.3 °F | 66.2 °F | 47.28 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7b : 5°F to 10°F |
| Plant Hardiness Zone - 2012 | Zone 7a : 0°F to 5°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |