Merrifield Virginia Climate Data

Monthly Average Climate Data for Merrifield Virginia

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-3.2 °C6.3 °C77.72 mm
February-2.3 °C8.1 °C68.33 mm
March1.3 °C12.8 °C98.81 mm
April6.9 °C19.4 °C85.6 mm
May12.3 °C23.9 °C113.03 mm
June17.3 °C28.4 °C114.05 mm
July20 °C30.8 °C116.08 mm
August19.1 °C29.9 °C89.92 mm
September15.4 °C26.2 °C112.01 mm
October8.8 °C19.7 °C95.76 mm
November3.1 °C13.8 °C80.77 mm
December-0.8 °C8.4 °C92.2 mm
Annual8.2 °C19 °C1144.28 mm

Climate Data for Merrifield 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 ConditionsSevere Drought
Köppen Climate ClassificationCfa - Humid Subtropical Climate