Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 12-06
Record Highs
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1: 79°F (1998)
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2: 74°F (2001)
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3: 70°F (1982)
Record Lows
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1: 9°F (2002)
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2: 13°F (2007)
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3: 13°F (1976)
Lowest Highs
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1: 56°F (2011)
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2: 52°F (1982)
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3: 47°F (2001)
Highest Lows
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1: 32°F (2007)
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2: 32°F (2003)
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3: 33°F (2002)
Highest December temperature:
79°F on 12-06-1998.
Lowest December temperature:
-4°F on 12-25-1989.
Average temperature is 39.4°F
Average high is 48.6°F
Average low is 30.2°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 1.03" (2016)
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2: 0.97" (2013)
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3: 0.75" (1983)
Precipitation data from 1960 to 2022.