Seattle-Tacoma International, Washington (KSEA)

Weather Almanac for May 19, 2013
  Actual Normal Record Last Year
Yesterday:
Max Temperature 62° 65° 89° (1958) 60°
Min Temperature 52° 48° 37° (2003) 46°
Precipitation T " 0.06 " 0.72 " ( 2005 ) T "
Month-to-date precip. 0.45 " 1.13 " -- 0.84 "
Year-to-date precip. 14.82 " 16.63 " -- 21.18 "
Heating degree days 8 9 -- 12
Month-to-date heating degree days 82 186 -- 188
Since 1 July heating degree days 4162 4454 -- 4666
Since 1 Jan cooling degree days 13 -- -- 3
Maximum humidity: 77%, Minimum humidity: 52%, Average humidity: 65%

Key: T is trace of precipitation, MM is missing value

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