Galena Maryland Climate Data

Monthly Average Climate Data for Galena Maryland

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-4.1 °C5.8 °C82.8 mm
February-3.4 °C7.2 °C73.91 mm
March0.6 °C11.7 °C105.66 mm
April6.2 °C18.2 °C91.44 mm
May11.5 °C23.2 °C99.31 mm
June16.7 °C28.1 °C123.44 mm
July19.5 °C30.5 °C113.03 mm
August18.4 °C29.5 °C105.16 mm
September14.7 °C26.2 °C112.27 mm
October8 °C19.8 °C99.82 mm
November2.5 °C13.7 °C77.47 mm
December-1.3 °C8.2 °C98.81 mm
Annual7.4 °C18.5 °C1183.12 mm

Climate Data for Galena Maryland

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