Garrett Park Maryland Climate Data

Monthly Average Climate Data for Garrett Park Maryland

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-3.2 °C6.2 °C78.74 mm
February-2.4 °C7.9 °C69.85 mm
March1.3 °C12.6 °C100.84 mm
April6.9 °C19.3 °C87.12 mm
May12.3 °C23.9 °C112.78 mm
June17.3 °C28.6 °C114.81 mm
July19.9 °C31 °C111.51 mm
August19.1 °C29.9 °C92.46 mm
September15.3 °C26.2 °C111.76 mm
October8.6 °C19.8 °C97.54 mm
November2.9 °C13.8 °C80.52 mm
December-0.8 °C8.4 °C93.22 mm
Annual8.1 °C19 °C1151.15 mm

Climate Data for Garrett Park Maryland

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7b : -15°C to -12.2°C
Plant Hardiness Zone - 2012Zone 7a : -17.8°C to -15°C
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationCfa - Humid Subtropical Climate