Glen Allen Virginia Climate Data

Monthly Average Climate Data for Glen Allen Virginia

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-2.8 °C8.7 °C88.39 mm
February-2.2 °C10.6 °C71.12 mm
March1.6 °C15.1 °C98.04 mm
April7.1 °C21.2 °C81.79 mm
May12.5 °C24.9 °C106.93 mm
June17.3 °C29.1 °C108.2 mm
July19.7 °C31.3 °C108.71 mm
August18.8 °C30.3 °C117.86 mm
September15.2 °C27.1 °C109.98 mm
October8.4 °C21.3 °C97.54 mm
November2.3 °C15.6 °C82.8 mm
December-1.2 °C10.6 °C97.28 mm
Annual8.1 °C20.5 °C1168.64 mm

Climate Data for Glen Allen 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 ConditionsAbnormally Dry
Köppen Climate ClassificationCfa - Humid Subtropical Climate