New Windsor Maryland Climate Data

Monthly Average Climate Data for New Windsor Maryland

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-4.9 °C4.7 °C84.84 mm
February-4 °C6.6 °C67.56 mm
March-0.3 °C11.4 °C98.55 mm
April5.2 °C18.4 °C89.15 mm
May10.8 °C23.4 °C103.89 mm
June15.9 °C28.2 °C104.39 mm
July18.6 °C30.7 °C112.78 mm
August17.4 °C29.5 °C89.66 mm
September13.6 °C25.8 °C122.43 mm
October7.1 °C19.2 °C100.58 mm
November1.4 °C12.9 °C83.57 mm
December-2.2 °C7.1 °C96.01 mm
Annual6.6 °C18.2 °C1153.41 mm

Climate Data for New Windsor Maryland

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost100-125 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 ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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