Calverton Maryland Climate Data

Monthly Average Climate Data for Calverton Maryland

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January25.6 °F43.4 °F3.14 in.
February27.1 °F46.5 °F2.77 in.
March33.6 °F55.0 °F4.04 in.
April43.5 °F66.5 °F3.53 in.
May53.5 °F75.0 °F4.51 in.
June62.3 °F83.4 °F4.62 in.
July67.1 °F87.8 °F4.42 in.
August65.5 °F86.0 °F3.71 in.
September58.9 °F79.4 °F4.61 in.
October46.9 °F67.9 °F3.92 in.
November36.7 °F57.0 °F3.2 in.
December29.8 °F47.4 °F3.77 in.
Annual45.9 °F66.3 °F46.24 in.

Climate Data for Calverton Maryland

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 7b : 5°F to 10°F
Plant Hardiness Zone - 2012Zone 7a : 0°F to 5°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationCfa - Humid Subtropical Climate