Buckeystown, Maryland has a Humid Continental Hot Summers With Year Around Precipitation climate (Köppen classification: Dfa). Average annual temperatures range from 7.1 °C (low) to 18.7 °C (high). Annual precipitation averages 1101.9 Millimeters. Buckeystown 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. 11 - Oct. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -4.4 °C | 5.3 °C | 75.69 mm |
| February | -3.6 °C | 6.9 °C | 63.5 mm |
| March | 0.1 °C | 12 °C | 91.95 mm |
| April | 5.8 °C | 18.9 °C | 85.34 mm |
| May | 11.4 °C | 23.9 °C | 105.66 mm |
| June | 16.4 °C | 28.7 °C | 103.89 mm |
| July | 19.3 °C | 31.3 °C | 112.27 mm |
| August | 18.1 °C | 30.1 °C | 83.06 mm |
| September | 14 °C | 26.4 °C | 113.54 mm |
| October | 7.6 °C | 19.9 °C | 94.74 mm |
| November | 1.6 °C | 13.4 °C | 80.77 mm |
| December | -1.7 °C | 7.7 °C | 91.44 mm |
| Annual | 7.1 °C | 18.7 °C | 1101.85 mm |
| Average First Frost Date | Oct. 11 - Oct. 20 |
| Average Last Frost Date | Apr. 11 - Apr. 20 |
| Average Days With Frost | 100-125 Days |
| Plant Hardiness Zone | Zone 7b : -15°C to -12.2°C |
| Plant Hardiness Zone - 2012 | Zone 7a : -17.8°C to -15°C |
| Current Drought Conditions | Severe Drought |
| Köppen Climate Classification | Dfa - Humid Continental Hot Summers With Year Around Precipitation |