Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 12-26
Record Highs
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1: 71°F (1964)
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2: 67°F (1982)
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3: 63°F (1971)
Record Lows
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1: -1°F (1983)
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2: 2°F (1980)
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3: 7°F (1985)
Lowest Highs
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1: 51°F (2015)
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2: 51°F (1982)
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3: 51°F (1964)
Highest Lows
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1: 21°F (1985)
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2: 21°F (1983)
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3: 25°F (1977)
Highest December temperature:
79°F on 12-06-1998.
Lowest December temperature:
-4°F on 12-25-1989.
Average temperature is 35.4°F
Average high is 43.7°F
Average low is 27.1°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 1.41" (2012)
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2: 1.00" (1969)
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3: 0.93" (1964)
Precipitation data from 1960 to 2022.