Dale City Virginia Climate Data

Monthly Average Climate Data for Dale City Virginia

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-3.5 °C6.7 °C76.96 mm
February-2.6 °C8.7 °C67.31 mm
March1.1 °C13.3 °C95.76 mm
April6.8 °C19.7 °C82.8 mm
May12.3 °C24.1 °C106.17 mm
June17.3 °C28.7 °C108.97 mm
July20.1 °C31.2 °C112.78 mm
August19 °C30.1 °C91.95 mm
September15.3 °C26.4 °C109.73 mm
October8.4 °C20.1 °C94.74 mm
November2.3 °C14.2 °C84.33 mm
December-1.3 °C8.9 °C90.93 mm
Annual7.9 °C19.3 °C1122.43 mm

Climate Data for Dale City Virginia

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
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