Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 08-13
Record Highs
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1: 99°F (2021)
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2: 99°F (2016)
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3: 98°F (2002)
Record Lows
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1: 50°F (1964)
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2: 52°F (1979)
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3: 52°F (1971)
Lowest Highs
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1: 78°F (2016)
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2: 76°F (1988)
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3: 75°F (2005)
Highest Lows
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1: 72°F (1996)
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2: 73°F (1992)
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3: 73°F (1983)
Highest August temperature:
104°F on 08-20-1983.
Lowest August temperature:
38°F on 08-29-1982.
Average temperature is 76.2°F
Average high is 86.3°F
Average low is 66°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 1.48" (2003)
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2: 0.87" (1963)
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3: 0.75" (2013)
Precipitation data from 1960 to 2022.