Vienna Maryland Climate Data

Monthly Average Climate Data for Vienna Maryland

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January27.7 °F45.8 °F3.28 in.
February28.6 °F48.5 °F2.9 in.
March34.9 °F55.7 °F4.02 in.
April44.8 °F67.3 °F3.51 in.
May54.3 °F75.9 °F3.74 in.
June63.5 °F84.5 °F4.38 in.
July68.4 °F88.8 °F4.16 in.
August66.1 °F86.5 °F4.63 in.
September60.0 °F81.1 °F4.01 in.
October48.6 °F70.6 °F3.67 in.
November38.2 °F59.2 °F3.11 in.
December31.6 °F50.1 °F3.76 in.
Annual47.2 °F67.8 °F45.17 in.

Climate Data for Vienna 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 7b : 5°F to 10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCfa - Humid Subtropical Climate