Records for Seattle City Area, Washington (SEWthr) on 12-01
Record Highs
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1: 60°F (1926)
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2: 59°F (2008)
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3: 59°F (1958)
Record Lows
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1: 20°F (1985)
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2: 26°F (2014)
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3: 28°F (1983)
Lowest Highs
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1: 51°F (1975)
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2: 51°F (1964)
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3: 50°F (2021)
Highest Lows
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1: 30°F (1985)
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2: 38°F (2005)
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3: 38°F (1970)
Highest December temperature:
65°F on 12-04-1939.
Lowest December temperature:
9°F on 12-21-1990.
Average temperature is 43.4°F
Average high is 48.4°F
Average low is 38.3°F
Temperature data from 1894 to 2022.
Record Precipitation
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1: 1.41" (1987)
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2: 1.27" (1979)
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3: 1.05" (1926)
Precipitation data from 1894 to 2022.