Libertytown, Maryland has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 44.4 °F (low) to 64.6 °F (high). Annual precipitation averages 45.7 Inches. Libertytown is located in USDA Plant Hardiness Zone 7a. 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 | 24.0 °F | 40.5 °F | 3.44 in. |
| February | 25.6 °F | 43.9 °F | 2.64 in. |
| March | 32.2 °F | 52.7 °F | 3.86 in. |
| April | 42.0 °F | 65.2 °F | 3.48 in. |
| May | 51.9 °F | 74.0 °F | 3.97 in. |
| June | 61.0 °F | 82.6 °F | 4.28 in. |
| July | 65.8 °F | 87.0 °F | 4.68 in. |
| August | 63.8 °F | 84.9 °F | 3.26 in. |
| September | 57.0 °F | 78.2 °F | 4.76 in. |
| October | 45.6 °F | 66.5 °F | 4.02 in. |
| November | 35.4 °F | 55.1 °F | 3.44 in. |
| December | 28.7 °F | 44.7 °F | 3.88 in. |
| Annual | 44.4 °F | 64.6 °F | 45.71 in. |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7a : 0°F to 5°F |
| Plant Hardiness Zone - 2012 | Zone 6b : -5°F to 0°F |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |