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Seattle wa weather december
The lowest daily average high temperature is 46°F on December . December, the first month of the winter in Seattle, is also a frosty month, with temperature in the range of an average high of °F (°C) and an average low of °F (°C). Daytime maximum temperatures average around a cool 8°C (46°F), whilst. December is in the winter in Seattle and is typically the 2nd coldest month of the year. December · January · February · March · April · May · June · July · August. 50° 46° 42° 38° 34° Dec. 1 2 3 4 5 6 7 8 9 *10 *11 *12 *13 *14 *15 *16 *17 *18 *19 *20 *21 *22 *23 *24 *25 *26 *27 *28 *29 *30 * . Temperature Graph. °F. Get the monthly weather forecast for Seattle, WA, including daily high/low, historical averages, to help you plan ahead. Get the monthly weather forecast for Seattle, WA, including daily high/low, historical averages, to help you plan ahead. Some would describe it as really cold with a gentle . Dec 09, · The average temperature in Seattle in December for a typical day ranges from a high of 43°F (6°C) and a low of 34°F (1°C). They have daily highs averaging 46 degrees Fahrenheit (8 degrees. December is the coldest month for Seattle and overall the 19th and 27th are its chilliest days. Dec. 29, at am Updated Dec. Washington winter weather updates, December Seattle area braces for cold temperatures, more snow.