Records for Seattle City Area, Washington (SEWthr) on 09-27
Record Highs
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1: 88°F (1967)
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2: 84°F (2017)
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3: 84°F (1970)
Record Lows
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1: 40°F (1972)
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2: 42°F (1896)
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3: 43°F (1992)
Lowest Highs
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1: 63°F (2010)
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2: 59°F (1963)
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3: 58°F (1979)
Highest Lows
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1: 53°F (1972)
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2: 56°F (1897)
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3: 56°F (1894)
Highest September temperature:
92°F on 09-14-1937.
Lowest September temperature:
36°F on 09-21-1895.
Average temperature is 59.4°F
Average high is 67.7°F
Average low is 51°F
Temperature data from 1894 to 2022.
Record Precipitation
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1: 1.13" (1940)
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2: 0.81" (1930)
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3: 0.80" (1927)
Precipitation data from 1894 to 2022.