Records for Seattle City Area, Washington (SEWthr) on 09-11
Record Highs
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1: 89°F (2013)
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2: 86°F (2011)
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3: 84°F (2009)
Record Lows
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1: 44°F (1906)
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2: 45°F (1895)
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3: 46°F (1988)
Lowest Highs
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1: 60°F (1957)
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2: 60°F (1940)
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3: 60°F (1922)
Highest Lows
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1: 56°F (1965)
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2: 56°F (1914)
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3: 56°F (1903)
Highest September temperature:
92°F on 09-14-1937.
Lowest September temperature:
36°F on 09-21-1895.
Average temperature is 63.5°F
Average high is 72.8°F
Average low is 54.1°F
Temperature data from 1894 to 2022.
Record Precipitation
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1: 1.41" (1907)
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2: 1.32" (1919)
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3: 0.54" (1956)
Precipitation data from 1894 to 2022.