Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 01-12
Record Highs
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1: 70°F (2018)
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2: 70°F (2017)
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3: 68°F (2020)
Record Lows
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1: -4°F (1977)
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2: -2°F (1968)
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3: -1°F (1988)
Lowest Highs
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1: 58°F (2018)
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2: 49°F (2017)
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3: 46°F (2020)
Highest Lows
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1: 20°F (1984)
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2: 21°F (1968)
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3: 23°F (1981)
Highest January temperature:
75°F on 01-29-1975.
Lowest January temperature:
-18°F on 01-22-1984.
Average temperature is 33.3°F
Average high is 41.6°F
Average low is 25.1°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 0.91" (2018)
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2: 0.75" (1964)
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3: 0.63" (1989)
Precipitation data from 1960 to 2022.