Randallstown Maryland Climate Data

Monthly Average Climate Data for Randallstown Maryland

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-4.2 °C5.5 °C88.65 mm
February-3.2 °C7.2 °C72.39 mm
March0.5 °C12 °C106.43 mm
April6.1 °C18.9 °C95.5 mm
May11.3 °C24 °C112.01 mm
June16.4 °C28.7 °C104.65 mm
July19 °C31 °C112.52 mm
August18 °C29.8 °C85.6 mm
September14.3 °C26.1 °C124.46 mm
October7.8 °C19.6 °C108.2 mm
November2.6 °C13.3 °C83.82 mm
December-1.4 °C7.7 °C99.06 mm
Annual7.3 °C18.7 °C1193.29 mm

Climate Data for Randallstown 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 7a : -17.8°C to -15°C
Plant Hardiness Zone - 2012Zone 6b : -20.6°C to -17.8°C
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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