Bartonsville Maryland Climate Data

Monthly Average Climate Data for Bartonsville Maryland

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-4.3 °C4.9 °C76.71 mm
February-3.4 °C6.8 °C62.74 mm
March0.2 °C11.7 °C93.47 mm
April5.7 °C18.5 °C85.85 mm
May11.2 °C23.4 °C105.41 mm
June16.2 °C28.2 °C102.87 mm
July18.9 °C30.7 °C123.7 mm
August17.8 °C29.6 °C82.55 mm
September13.9 °C25.8 °C115.82 mm
October7.6 °C19.4 °C97.03 mm
November1.8 °C13 °C81.28 mm
December-1.8 °C7.3 °C92.71 mm
Annual7 °C18.3 °C1120.14 mm

Climate Data for Bartonsville Maryland

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 7a : -17.8°C to -15°C
Plant Hardiness Zone - 2012Zone 7a : -17.8°C to -15°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation