Annapolis Maryland Climate Data

Monthly Average Climate Data for Annapolis Maryland

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-2 °C6.1 °C79.76 mm
February-1.4 °C7.2 °C68.83 mm
March2.4 °C11.4 °C106.43 mm
April8.3 °C17.8 °C86.87 mm
May13.7 °C22.8 °C105.16 mm
June19 °C27.8 °C109.73 mm
July21.8 °C30.3 °C110.49 mm
August21 °C29.3 °C101.6 mm
September17.5 °C25.7 °C112.01 mm
October10.9 °C19.6 °C97.79 mm
November5.1 °C13.4 °C77.72 mm
December0.6 °C8.4 °C95.25 mm
Annual9.7 °C18.3 °C1151.64 mm

Climate Data for Annapolis Maryland

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost50-75 Days
Plant Hardiness Zone - 2023Zone 8a : -12.2°C to -9.4°C
Plant Hardiness Zone - 2012Zone 7b : -15°C to -12.2°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCfa - Humid Subtropical Climate
2024 plantmaps.com