Records for Seattle Tacoma Area, Washington (SEAthr) on 12-31
Record Highs
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1: 56°F (1996)
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2: 56°F (1963)
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3: 55°F (1958)
Record Lows
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1: 13°F (1978)
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2: 13°F (1968)
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3: 16°F (1951)
Lowest Highs
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1: 48°F (1963)
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2: 47°F (2005)
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3: 46°F (2020)
Highest Lows
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1: 25°F (1951)
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2: 26°F (1978)
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3: 31°F (2021)
Highest December temperature:
66°F on 12-10-2014.
Lowest December temperature:
6°F on 12-30-1968.
Average temperature is 41.9°F
Average high is 47°F
Average low is 36.9°F
Temperature data from 1945 to 2022.
Record Precipitation
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1: 1.30" (1996)
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2: 1.13" (1947)
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3: 1.07" (1968)
Precipitation data from 1945 to 2022.