Forest Glen Maryland Climate Data

Monthly Average Climate Data for Forest Glen Maryland

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January26.4 °F43.1 °F3.11 in.
February27.8 °F46.3 °F2.75 in.
March34.5 °F54.8 °F3.99 in.
April44.5 °F66.9 °F3.47 in.
May54.4 °F75.2 °F4.46 in.
June63.3 °F83.4 °F4.58 in.
July68.0 °F87.5 °F4.47 in.
August66.4 °F85.7 °F3.7 in.
September59.8 °F78.9 °F4.43 in.
October47.9 °F67.6 °F3.85 in.
November37.5 °F56.8 °F3.16 in.
December30.7 °F47.0 °F3.71 in.
Annual46.8 °F66.1 °F45.68 in.

Climate Data for Forest Glen Maryland

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7b : 5°F to 10°F
Plant Hardiness Zone - 2012Zone 7a : 0°F to 5°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCfa - Humid Subtropical Climate