Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 08-17
Record Highs
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1: 101°F (1988)
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2: 100°F (1997)
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3: 98°F (1987)
Record Lows
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1: 44°F (1979)
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2: 49°F (1981)
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3: 50°F (1976)
Lowest Highs
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1: 75°F (1995)
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2: 74°F (2002)
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3: 72°F (2010)
Highest Lows
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1: 71°F (1972)
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2: 72°F (1992)
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3: 76°F (2000)
Highest August temperature:
104°F on 08-20-1983.
Lowest August temperature:
38°F on 08-29-1982.
Average temperature is 75.8°F
Average high is 86.1°F
Average low is 65.6°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 3.32" (1997)
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2: 2.28" (1994)
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3: 0.77" (1993)
Precipitation data from 1960 to 2022.