Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 05-30
Record Highs
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1: 95°F (2006)
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2: 95°F (1991)
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3: 95°F (1987)
Record Lows
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1: 38°F (1996)
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2: 42°F (2000)
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3: 42°F (1993)
Lowest Highs
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1: 70°F (2011)
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2: 68°F (2015)
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3: 68°F (2013)
Highest Lows
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1: 57°F (2021)
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2: 62°F (1971)
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3: 64°F (1984)
Highest May temperature:
97°F on 05-29-1969.
Lowest May temperature:
28°F on 05-07-1970.
Average temperature is 67.6°F
Average high is 77.6°F
Average low is 57.6°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 2.65" (1960)
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2: 1.33" (1971)
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3: 1.10" (2017)
Precipitation data from 1960 to 2022.