Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 06-15
Record Highs
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1: 99°F (1994)
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2: 98°F (1964)
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3: 95°F (1991)
Record Lows
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1: 42°F (1978)
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2: 49°F (1985)
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3: 50°F (2019)
Lowest Highs
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1: 74°F (1981)
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2: 73°F (2015)
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3: 71°F (2001)
Highest Lows
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1: 65°F (1971)
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2: 67°F (1970)
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3: 67°F (1965)
Highest June temperature:
102°F on 06-29-2012.
Lowest June temperature:
36°F on 06-08-1977.
Average temperature is 72.6°F
Average high is 82.8°F
Average low is 62.5°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 1.70" (1960)
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2: 1.44" (1998)
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3: 0.87" (2000)
Precipitation data from 1960 to 2022.