Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 09-02
Record Highs
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1: 99°F (1980)
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2: 95°F (1993)
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3: 95°F (1977)
Record Lows
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1: 44°F (1970)
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2: 45°F (1987)
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3: 46°F (1991)
Lowest Highs
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1: 72°F (2020)
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2: 72°F (2000)
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3: 72°F (1962)
Highest Lows
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1: 61°F (2017)
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2: 70°F (2006)
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3: 71°F (1986)
Highest September temperature:
99°F on 09-02-1980.
Lowest September temperature:
30°F on 09-24-1974.
Average temperature is 73.1°F
Average high is 83.6°F
Average low is 62.6°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 0.97" (1969)
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2: 0.66" (2017)
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3: 0.52" (1982)
Precipitation data from 1960 to 2022.