Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 01-31
Record Highs
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1: 66°F (2012)
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2: 65°F (1993)
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3: 64°F (1974)
Record Lows
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1: -7°F (1965)
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2: -2°F (2019)
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3: 5°F (1977)
Lowest Highs
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1: 47°F (2002)
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2: 43°F (1982)
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3: 39°F (2006)
Highest Lows
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1: 22°F (2019)
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2: 26°F (2004)
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3: 26°F (1965)
Highest January temperature:
75°F on 01-29-1975.
Lowest January temperature:
-18°F on 01-22-1984.
Average temperature is 33.4°F
Average high is 42.5°F
Average low is 24.3°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 0.68" (1985)
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2: 0.32" (2013)
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3: 0.31" (2021)
Precipitation data from 1960 to 2022.