Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 08-31
Record Highs
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1: 98°F (1991)
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2: 97°F (1962)
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3: 95°F (2012)
Record Lows
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1: 43°F (1976)
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2: 44°F (1986)
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3: 44°F (1968)
Lowest Highs
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1: 73°F (2000)
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2: 73°F (1964)
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3: 71°F (2018)
Highest Lows
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1: 72°F (1975)
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2: 74°F (2003)
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3: 74°F (1999)
Highest August temperature:
104°F on 08-20-1983.
Lowest August temperature:
38°F on 08-29-1982.
Average temperature is 73.6°F
Average high is 84°F
Average low is 63.1°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 3.21" (1975)
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2: 1.92" (2018)
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3: 0.91" (1981)
Precipitation data from 1960 to 2022.