Jesterville, Maryland has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 49.8 °F (low) to 67 °F (high). Annual precipitation averages 46 Inches. Jesterville is located in USDA Plant Hardiness Zone 8a. 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 | 29.3 °F | 45.2 °F | 3.37 in. |
| February | 30.2 °F | 47.6 °F | 2.93 in. |
| March | 37.0 °F | 54.8 °F | 4.11 in. |
| April | 47.0 °F | 66.5 °F | 3.49 in. |
| May | 56.9 °F | 74.9 °F | 3.71 in. |
| June | 66.1 °F | 83.2 °F | 4.09 in. |
| July | 71.2 °F | 87.7 °F | 4.41 in. |
| August | 69.5 °F | 85.7 °F | 4.73 in. |
| September | 63.5 °F | 80.2 °F | 4.24 in. |
| October | 52.2 °F | 69.8 °F | 4.01 in. |
| November | 41.2 °F | 58.6 °F | 3.2 in. |
| December | 33.9 °F | 49.6 °F | 3.71 in. |
| Annual | 49.8 °F | 67 °F | 46 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 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 |