Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 07-26
Record Highs
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1: 98°F (2012)
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2: 98°F (1966)
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3: 96°F (1982)
Record Lows
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1: 50°F (1976)
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2: 55°F (1983)
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3: 56°F (1977)
Lowest Highs
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1: 76°F (2016)
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2: 76°F (2005)
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3: 74°F (2020)
Highest Lows
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1: 70°F (2002)
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2: 71°F (2000)
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3: 76°F (1984)
Highest July temperature:
105°F on 07-22-2011.
Lowest July temperature:
41°F on 07-01-1988.
Average temperature is 77.3°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: 0.76" (1989)
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2: 0.56" (1981)
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3: 0.49" (1988)
Precipitation data from 1960 to 2022.