Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 03-21
Record Highs
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1: 78°F (2010)
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2: 76°F (1978)
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3: 75°F (1968)
Record Lows
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1: 14°F (1965)
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2: 17°F (1986)
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3: 20°F (1988)
Lowest Highs
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1: 54°F (2012)
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2: 46°F (1976)
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3: 46°F (1968)
Highest Lows
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1: 34°F (2018)
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2: 35°F (1986)
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3: 37°F (2013)
Highest March temperature:
89°F on 03-12-1990.
Lowest March temperature:
-1°F on 03-04-2014.
Average temperature is 45°F
Average high is 55.5°F
Average low is 34.4°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 2.69" (2019)
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2: 1.29" (2000)
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3: 1.13" (1964)
Precipitation data from 1960 to 2022.