Washington District of Columbia Climate Data

Monthly Average Climate Data for Washington District of Columbia

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-1.9 °C6.8 °C78.74 mm
February-1.1 °C8.7 °C68.33 mm
March2.7 °C13.2 °C99.31 mm
April8.2 °C19.7 °C87.63 mm
May13.6 °C24.3 °C113.03 mm
June18.7 °C29.2 °C115.06 mm
July21.4 °C31.7 °C116.33 mm
August20.4 °C30.7 °C92.2 mm
September16.7 °C26.9 °C107.95 mm
October10.1 °C20.7 °C97.54 mm
November4.3 °C14.4 °C78.23 mm
December0.5 °C9.1 °C93.73 mm
Annual9.5 °C19.6 °C1148.08 mm

Climate Data for Washington District of Columbia

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 8a : -12.2°C to -9.4°C
Plant Hardiness Zone - 2012Zone 7a : -17.8°C to -15°C
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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