Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 12-22
Record Highs
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1: 71°F (2013)
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2: 67°F (1984)
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3: 65°F (1998)
Record Lows
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1: 2°F (1989)
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2: 4°F (1980)
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3: 5°F (1985)
Lowest Highs
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1: 62°F (2013)
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2: 49°F (2015)
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3: 49°F (1990)
Highest Lows
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1: 15°F (1989)
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2: 28°F (2008)
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3: 30°F (1973)
Highest December temperature:
79°F on 12-06-1998.
Lowest December temperature:
-4°F on 12-25-1989.
Average temperature is 36.1°F
Average high is 44.5°F
Average low is 27.6°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 2.14" (2022)
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2: 1.12" (2011)
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3: 0.94" (1983)
Precipitation data from 1960 to 2022.