Records for Washington Area, District of Columbia (DCAthr) on 09-18
Record Highs
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1: 91°F (1927)
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2: 91°F (1921)
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3: 91°F (1898)
Record Lows
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1: 45°F (1937)
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2: 46°F (1990)
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3: 46°F (1875)
Lowest Highs
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1: 73°F (2018)
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2: 73°F (1991)
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3: 73°F (1970)
Highest Lows
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1: 56°F (1875)
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2: 62°F (1901)
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3: 64°F (1889)
Highest September temperature:
104°F on 09-07-1881.
Lowest September temperature:
36°F on 09-23-1904.
Average temperature is 71.7°F
Average high is 80°F
Average low is 63.4°F
Temperature data from 1872 to 2022.
Record Precipitation
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1: 2.28" (2003)
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2: 1.25" (1945)
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3: 1.01" (1918)
Precipitation data from 1871 to 2022.