Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 07-14
Record Highs
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1: 98°F (1993)
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2: 96°F (1992)
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3: 96°F (1966)
Record Lows
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1: 53°F (2009)
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2: 54°F (1980)
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3: 54°F (1974)
Lowest Highs
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1: 73°F (2013)
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2: 73°F (2006)
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3: 73°F (1995)
Highest Lows
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1: 71°F (1963)
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2: 76°F (2002)
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3: 77°F (1999)
Highest July temperature:
105°F on 07-22-2011.
Lowest July temperature:
41°F on 07-01-1988.
Average temperature is 77.5°F
Average high is 87.4°F
Average low is 67.6°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 1.56" (2002)
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2: 1.47" (1960)
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3: 1.05" (2000)
Precipitation data from 1960 to 2022.