Timonium Maryland Climate Data

Monthly Average Climate Data for Timonium Maryland

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January24.8 °F42.2 °F3.45 in.
February26.3 °F45.0 °F2.94 in.
March33.0 °F53.4 °F4.31 in.
April43.5 °F65.4 °F3.81 in.
May53.2 °F74.5 °F4.31 in.
June62.3 °F83.0 °F4.3 in.
July67.3 °F87.4 °F4.5 in.
August65.4 °F85.6 °F4.2 in.
September58.7 °F78.8 °F4.78 in.
October46.9 °F67.4 °F4.49 in.
November36.6 °F56.2 °F3.46 in.
December29.5 °F46.2 °F4.12 in.
Annual45.6 °F65.4 °F48.67 in.

Climate Data for Timonium Maryland

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
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 ConditionsModerate Drought
Köppen Climate ClassificationCfa - Humid Subtropical Climate
2024 plantmaps.com