30 Apr 11 - NATIONAL WEATHER SERVICE SEATTLE WA
WITH A HIGH OF 56 DEGREES ON SATURDAY THE AVERAGE HIGH TEMPERATURE
FOR THE MONTH OF APRIL AT SEATTLE TACOMA AIRPORT IS 52.2 DEGREES...
THE COLDEST AVERAGE MONTHLY HIGH TEMPERATURE ON RECORD FOR APRIL IN
SEATTLE SINCE RECORDS STARTED BEING KEPT AT THE FEDERAL BUILDING IN
1891.
SATURDAY WAS THE 4TH DAY WITH A HIGH GREATER THAN 55 DEGREES FOR THE MONTH.
THIS SETS THE RECORD FOR THE LEAST AMOUNT OF DAYS IN THE MONTH OF APRIL
WITH HIGHS GREATER THAN 55 DEGREES. THE PREVIOUS RECORD WAS 6 DAYS SET BACK
IN 1955 AT SEATTLE TACOMA AIRPORT AND IN 1917 AT THE FEDERAL BUILDING.
THE AVERAGE NUMBER OF DAYS WITH HIGHS GREATER THAN 55 DEGREES IN APRIL AT
SEATTLE TACOMA AIRPORT SINCE
RECORDS STARTED AT THE AIRPORT IS 16 DAYS.
THE AVERAGE TEMPERATURE FOR THE MONTH OF APRIL IN SEATTLE IS 45.5 DEGREES.
IF THIS STANDS IT WILL GO DOWN AS THE THIRD COLDEST APRIL ON RECORD IN TERMS
OF AVERAGE TEMPERATURE SURPASSED ONLY BY THE 44.6 DEGREES IN 1955 AND THE
45.5 DEGREES IN 1948. THE COLDEST APRIL AT THE FEDERAL BUILDING IN TERMS OF
AVERAGE TEMPERATURE WAS 45.6 DEGREES IN 1920.
FOR THE MONTH OF APRIL THERE WERE 27 DAYS WITH BELOW NORMAL TEMPERATURES...2
DAYS WITH ABOVE NORMAL TEMPERATURES
IT WAS ALSO A WET APRIL IN SEATTLE. MONTHLY TOTAL RAINFALL AT THE AIRPORT
WAS 4.47 INCHES... THE 4TH WETTEST APRIL ON RECORD AT THE AIRPORT AND 7TH
WETTEST APRIL OVERALL INCLUDING RECORDS FROM THE FEDERAL BUILDING.
See entire public disclosure statement:
http://www.wrh.noaa.gov/total_forecast/getprod.php?wfo=sew&pil=PNS&sid=SEW&ver
sion=1
Thanks to Chuck Clancy for this link
