Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 05-25
Record Highs
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1: 92°F (1991)
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2: 89°F (2007)
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3: 89°F (1994)
Record Lows
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1: 36°F (1967)
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2: 39°F (1976)
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3: 40°F (1983)
Lowest Highs
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1: 67°F (2004)
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2: 66°F (2012)
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3: 66°F (1991)
Highest Lows
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1: 56°F (1973)
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2: 57°F (2005)
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3: 58°F (1992)
Highest May temperature:
97°F on 05-29-1969.
Lowest May temperature:
28°F on 05-07-1970.
Average temperature is 66.2°F
Average high is 76.2°F
Average low is 56.1°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 1.76" (1997)
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2: 0.79" (2017)
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3: 0.52" (1979)
Precipitation data from 1960 to 2022.