Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 08-04
Record Highs
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1: 99°F (2002)
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2: 98°F (2007)
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3: 97°F (2022)
Record Lows
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1: 51°F (1976)
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2: 54°F (1998)
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3: 55°F (1985)
Lowest Highs
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1: 75°F (2012)
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2: 73°F (2011)
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3: 73°F (2010)
Highest Lows
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1: 75°F (1964)
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2: 78°F (1978)
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3: 78°F (1969)
Highest August temperature:
104°F on 08-20-1983.
Lowest August temperature:
38°F on 08-29-1982.
Average temperature is 76.8°F
Average high is 86.8°F
Average low is 66.9°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 1.87" (2020)
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2: 0.83" (1967)
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3: 0.72" (2022)
Precipitation data from 1960 to 2022.