Fallston Maryland Climate Data

Monthly Average Climate Data for Fallston Maryland

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January23.7 °F42.3 °F3.48 in.
February25.2 °F45.2 °F2.82 in.
March31.8 °F53.6 °F4.46 in.
April42.4 °F66.1 °F3.77 in.
May52.1 °F75.2 °F4.35 in.
June61.2 °F83.4 °F4.61 in.
July66.3 °F87.6 °F4.73 in.
August64.3 °F86.1 °F4.69 in.
September57.6 °F79.8 °F4.76 in.
October45.8 °F68.5 °F4.64 in.
November35.4 °F56.4 °F3.44 in.
December28.3 °F46.2 °F4.23 in.
Annual44.5 °F65.9 °F49.98 in.

Climate Data for Fallston 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
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