Eden, Maryland has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 8.2 °C (low) to 20 °C (high). Annual precipitation averages 1182.4 Millimeters. Eden is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Apr. 21 - Apr. 30 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -2.4 °C | 8.1 °C | 87.63 mm |
| February | -2 °C | 9.4 °C | 75.95 mm |
| March | 1.5 °C | 13.3 °C | 104.14 mm |
| April | 6.8 °C | 19.7 °C | 89.41 mm |
| May | 11.9 °C | 24.3 °C | 91.69 mm |
| June | 17.2 °C | 28.8 °C | 102.62 mm |
| July | 19.9 °C | 31.3 °C | 112.01 mm |
| August | 18.7 °C | 30.1 °C | 127.51 mm |
| September | 15.3 °C | 27.2 °C | 113.54 mm |
| October | 8.9 °C | 21.5 °C | 102.36 mm |
| November | 3.3 °C | 15.4 °C | 81.28 mm |
| December | -0.3 °C | 10.4 °C | 94.23 mm |
| Annual | 8.2 °C | 20 °C | 1182.37 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 21 - Apr. 30 |
| Average Days With Frost | 75-100 Days |
| Plant Hardiness Zone | Zone 7b : -15°C to -12.2°C |
| Plant Hardiness Zone - 2012 | Zone 7b : -15°C to -12.2°C |
| Current Drought Conditions | Moderate Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |