Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 07-01
Record Highs
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1: 96°F (2012)
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2: 94°F (1968)
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3: 94°F (1964)
Record Lows
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1: 41°F (1988)
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2: 50°F (1980)
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3: 51°F (1989)
Lowest Highs
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1: 72°F (2017)
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2: 72°F (2014)
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3: 72°F (1991)
Highest Lows
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1: 72°F (1993)
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2: 72°F (1986)
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3: 73°F (1985)
Highest July temperature:
105°F on 07-22-2011.
Lowest July temperature:
41°F on 07-01-1988.
Average temperature is 76.4°F
Average high is 86.6°F
Average low is 66.3°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 0.76" (1984)
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2: 0.75" (2021)
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3: 0.70" (1999)
Precipitation data from 1960 to 2022.