Westernport Maryland Climate Data

Monthly Average Climate Data for Westernport Maryland

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January22.2 °F39.3 °F2.79 in.
February23.3 °F42.8 °F2.8 in.
March29.8 °F51.5 °F3.71 in.
April38.9 °F65.5 °F3.58 in.
May48.2 °F74.1 °F4.35 in.
June57.2 °F81.6 °F4.15 in.
July61.4 °F85.8 °F3.97 in.
August60.0 °F84.6 °F3.48 in.
September53.1 °F78.2 °F3.76 in.
October42.1 °F66.2 °F2.92 in.
November32.5 °F53.6 °F2.48 in.
December26.1 °F43.2 °F2.95 in.
Annual41.2 °F63.9 °F40.94 in.

Climate Data for Westernport Maryland

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsSevere Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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