Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 12-02
Record Highs
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1: 75°F (1970)
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2: 69°F (1980)
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3: 68°F (1998)
Record Lows
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1: 0°F (1967)
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2: 17°F (1973)
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3: 18°F (1971)
Lowest Highs
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1: 52°F (1982)
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2: 47°F (2015)
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3: 44°F (2021)
Highest Lows
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1: 35°F (1971)
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2: 35°F (1967)
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3: 37°F (1964)
Highest December temperature:
79°F on 12-06-1998.
Lowest December temperature:
-4°F on 12-25-1989.
Average temperature is 40.4°F
Average high is 49.9°F
Average low is 31°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 1.42" (1986)
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2: 0.97" (1991)
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3: 0.54" (2014)
Precipitation data from 1960 to 2022.