Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 06-30
Record Highs
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1: 98°F (1964)
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2: 97°F (2021)
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3: 96°F (1991)
Record Lows
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1: 51°F (1989)
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2: 52°F (1974)
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3: 53°F (1988)
Lowest Highs
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1: 73°F (1991)
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2: 71°F (2021)
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3: 70°F (2017)
Highest Lows
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1: 71°F (1983)
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2: 76°F (1999)
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3: 78°F (1972)
Highest June temperature:
102°F on 06-29-2012.
Lowest June temperature:
36°F on 06-08-1977.
Average temperature is 76.3°F
Average high is 86.4°F
Average low is 66.2°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 1.25" (1972)
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2: 1.10" (1996)
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3: 0.78" (1976)
Precipitation data from 1960 to 2022.