Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 08-09
Record Highs
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1: 97°F (2001)
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2: 97°F (1980)
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3: 96°F (2022)
Record Lows
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1: 47°F (1989)
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2: 51°F (1964)
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3: 53°F (1997)
Lowest Highs
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1: 75°F (2013)
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2: 74°F (2022)
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3: 74°F (2007)
Highest Lows
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1: 67°F (1990)
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2: 73°F (1976)
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3: 75°F (1996)
Highest August temperature:
104°F on 08-20-1983.
Lowest August temperature:
38°F on 08-29-1982.
Average temperature is 76.5°F
Average high is 86.6°F
Average low is 66.4°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 2.28" (1969)
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2: 0.98" (1990)
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3: 0.68" (1984)
Precipitation data from 1960 to 2022.