Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 07-27
Record Highs
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1: 98°F (1993)
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2: 97°F (1997)
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3: 97°F (1963)
Record Lows
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1: 52°F (1977)
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2: 53°F (1962)
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3: 54°F (1975)
Lowest Highs
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1: 75°F (2016)
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2: 73°F (2006)
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3: 73°F (1993)
Highest Lows
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1: 79°F (1994)
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2: 79°F (1968)
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3: 79°F (1960)
Highest July temperature:
105°F on 07-22-2011.
Lowest July temperature:
41°F on 07-01-1988.
Average temperature is 77.2°F
Average high is 87.1°F
Average low is 67.4°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 3.50" (1994)
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2: 0.92" (2013)
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3: 0.65" (1992)
Precipitation data from 1960 to 2022.