Fort Washington Maryland Climate Data

Monthly Average Climate Data for Fort Washington Maryland

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-2.5 °C6.8 °C77.72 mm
February-1.6 °C8.7 °C68.83 mm
March2.2 °C13.2 °C97.54 mm
April7.8 °C19.6 °C86.36 mm
May13.1 °C24.2 °C111.76 mm
June18.2 °C28.8 °C114.3 mm
July20.9 °C31.3 °C116.08 mm
August20 °C30.3 °C94.23 mm
September16.3 °C26.6 °C110.49 mm
October9.7 °C20.3 °C98.81 mm
November3.9 °C14.2 °C79.5 mm
December-0.1 °C9 °C95 mm
Annual9 °C19.4 °C1150.62 mm

Climate Data for Fort Washington Maryland

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
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