Records for Sterling-Dulles Airport Area, Virginia (IADthr) on 05-17
Record Highs
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1: 93°F (1960)
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2: 92°F (2017)
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3: 89°F (1986)
Record Lows
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1: 30°F (1984)
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2: 34°F (1983)
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3: 35°F (1973)
Lowest Highs
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1: 65°F (1974)
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2: 64°F (2018)
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3: 64°F (2004)
Highest Lows
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1: 51°F (2003)
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2: 56°F (2016)
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3: 59°F (2001)
Highest May temperature:
97°F on 05-29-1969.
Lowest May temperature:
28°F on 05-07-1970.
Average temperature is 64°F
Average high is 74.4°F
Average low is 53.6°F
Temperature data from 1960 to 2022.
Record Precipitation
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1: 1.22" (1970)
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2: 0.92" (2018)
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3: 0.92" (1966)
Precipitation data from 1960 to 2022.