Marlboro Meadows, Maryland has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 8.1 °C (low) to 19.3 °C (high). Annual precipitation averages 1167.7 Millimeters. Marlboro Meadows is located in USDA Plant Hardiness Zone 7b. The growing season typically runs from the last frost around Apr. 1 - Apr. 10 through the first frost around Oct. 21 - Oct. 31.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | -3.2 °C | 6.6 °C | 77.47 mm |
| February | -2.4 °C | 8.4 °C | 68.07 mm |
| March | 1.4 °C | 12.9 °C | 101.35 mm |
| April | 7 °C | 19.5 °C | 86.11 mm |
| May | 12.4 °C | 23.9 °C | 108.97 mm |
| June | 17.4 °C | 28.8 °C | 116.59 mm |
| July | 20.1 °C | 31.3 °C | 116.33 mm |
| August | 19.1 °C | 30.5 °C | 101.85 mm |
| September | 15.3 °C | 26.8 °C | 116.08 mm |
| October | 8.6 °C | 20.4 °C | 101.35 mm |
| November | 2.9 °C | 14.2 °C | 80.26 mm |
| December | -0.9 °C | 8.8 °C | 93.22 mm |
| Annual | 8.1 °C | 19.3 °C | 1167.65 mm |
| Average First Frost Date | Oct. 21 - Oct. 31 |
| Average Last Frost Date | Apr. 1 - Apr. 10 |
| Average Days With Frost | 75-100 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 | Cfa - Humid Subtropical Climate |