Records for Seattle City Area, Washington (SEWthr) on 09-12
Record Highs
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1: 88°F (1961)
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2: 87°F (1924)
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3: 83°F (2009)
Record Lows
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1: 46°F (1921)
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2: 46°F (1914)
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3: 46°F (1894)
Lowest Highs
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1: 61°F (2022)
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2: 61°F (1963)
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3: 60°F (1953)
Highest Lows
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1: 57°F (1936)
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2: 57°F (1927)
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3: 58°F (1906)
Highest September temperature:
92°F on 09-14-1937.
Lowest September temperature:
36°F on 09-21-1895.
Average temperature is 63.3°F
Average high is 72.6°F
Average low is 54°F
Temperature data from 1894 to 2022.
Record Precipitation
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1: 0.77" (1934)
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2: 0.65" (1911)
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3: 0.47" (1906)
Precipitation data from 1894 to 2022.