Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 06-21
Record Highs
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1: 98°F (1988)
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2: 96°F (2012)
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3: 95°F (1964)
Record Lows
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1: 49°F (1992)
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2: 50°F (1980)
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3: 50°F (1968)
Lowest Highs
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1: 71°F (2015)
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2: 70°F (1997)
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3: 70°F (1994)
Highest Lows
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1: 68°F (1979)
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2: 69°F (2003)
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3: 69°F (1999)
Highest June temperature:
102°F on 06-29-2012.
Lowest June temperature:
36°F on 06-08-1977.
Average temperature is 74.3°F
Average high is 84.5°F
Average low is 64.2°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 10.67" (1972)
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2: 1.69" (2016)
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3: 1.35" (1994)
Precipitation data from 1960 to 2022.