Deer Park Maryland Climate Data

Monthly Average Climate Data for Deer Park Maryland

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January17.5 °F34.8 °F4.43 in.
February19.3 °F38.3 °F4.21 in.
March25.3 °F46.3 °F4.69 in.
April35.0 °F59.2 °F4.66 in.
May45.1 °F67.7 °F5.29 in.
June53.5 °F74.8 °F5.14 in.
July57.2 °F78.5 °F5.03 in.
August55.6 °F77.2 °F4.19 in.
September48.5 °F71.6 °F3.92 in.
October37.7 °F60.6 °F3.49 in.
November28.6 °F48.8 °F3.6 in.
December22.2 °F39.1 °F4.36 in.
Annual37.1 °F58.1 °F53.01 in.

Climate Data for Deer Park Maryland

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsExtreme Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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