Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 05-28
Record Highs
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1: 90°F (2019)
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2: 90°F (2012)
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3: 90°F (1991)
Record Lows
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1: 37°F (1994)
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2: 38°F (1992)
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3: 39°F (1972)
Lowest Highs
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1: 70°F (2020)
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2: 70°F (1991)
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3: 69°F (2016)
Highest Lows
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1: 54°F (1968)
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2: 60°F (1996)
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3: 62°F (2000)
Highest May temperature:
97°F on 05-29-1969.
Lowest May temperature:
28°F on 05-07-1970.
Average temperature is 67°F
Average high is 77.1°F
Average low is 57°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 2.16" (1982)
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2: 1.24" (1968)
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3: 1.13" (2009)
Precipitation data from 1960 to 2022.