Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 05-22
Record Highs
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1: 91°F (2022)
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2: 89°F (2021)
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3: 88°F (2004)
Record Lows
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1: 31°F (2002)
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2: 37°F (1968)
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3: 39°F (1997)
Lowest Highs
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1: 69°F (2022)
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2: 67°F (1975)
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3: 66°F (2013)
Highest Lows
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1: 57°F (2016)
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2: 57°F (1967)
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3: 58°F (1990)
Highest May temperature:
97°F on 05-29-1969.
Lowest May temperature:
28°F on 05-07-1970.
Average temperature is 65.3°F
Average high is 75.5°F
Average low is 55.2°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 2.07" (2001)
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2: 1.40" (2022)
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3: 0.83" (2018)
Precipitation data from 1960 to 2022.