Records for Seattle City Area, Washington (SEWthr) on 05-15
Record Highs
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1: 86°F (1895)
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2: 84°F (2007)
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3: 83°F (1970)
Record Lows
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1: 39°F (2002)
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2: 39°F (1899)
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3: 40°F (1896)
Lowest Highs
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1: 55°F (2018)
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2: 55°F (2014)
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3: 55°F (1997)
Highest Lows
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1: 46°F (1894)
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2: 48°F (1908)
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3: 51°F (1959)
Highest May temperature:
92°F on 05-13-1934.
Lowest May temperature:
35°F on 05-01-1954.
Average temperature is 56.8°F
Average high is 65.3°F
Average low is 48.2°F
Temperature data from 1894 to 2022.
Record Precipitation
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1: 0.62" (2001)
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2: 0.60" (2022)
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3: 0.52" (2011)
Precipitation data from 1894 to 2022.