Sterling Virginia Climate Data

Monthly Average Climate Data for Sterling Virginia

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-4 °C6.1 °C77.47 mm
February-3.2 °C7.9 °C67.06 mm
March0.7 °C12.6 °C95.5 mm
April6.3 °C19.2 °C85.34 mm
May11.6 °C23.8 °C114.55 mm
June16.7 °C28.4 °C111.76 mm
July19.4 °C31 °C107.44 mm
August18.4 °C30.1 °C90.93 mm
September14.7 °C26.3 °C108.97 mm
October7.6 °C19.9 °C99.06 mm
November1.8 °C13.8 °C82.8 mm
December-1.8 °C8.3 °C91.44 mm
Annual7.4 °C19 °C1132.32 mm

Climate Data for Sterling Virginia

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
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 ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation