Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 09-08
Record Highs
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1: 96°F (2016)
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2: 93°F (2015)
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3: 93°F (2010)
Record Lows
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1: 43°F (1984)
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2: 45°F (1962)
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3: 46°F (1988)
Lowest Highs
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1: 72°F (2016)
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2: 72°F (2004)
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3: 71°F (1985)
Highest Lows
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1: 69°F (1986)
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2: 70°F (1982)
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3: 72°F (2014)
Highest September temperature:
99°F on 09-02-1980.
Lowest September temperature:
30°F on 09-24-1974.
Average temperature is 71.4°F
Average high is 81.9°F
Average low is 60.9°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 3.56" (1987)
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2: 2.27" (2011)
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3: 1.17" (2004)
Precipitation data from 1960 to 2022.