Climatological Report (Daily)
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CDUS46 KSEW 261108 CCA
CLISEA

CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
134 AM PDT FRI MAY 26 2017


...................................

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MAY 25 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         70    526 PM  87    1947  66      4       65
  MINIMUM         47    446 AM  37    1964  49     -2       53
  AVERAGE         59                        58      1       59

PRECIPITATION (IN)
  YESTERDAY        0.00          0.41 2011   0.06  -0.06     0.00
  MONTH TO DATE    2.16                      1.55   0.61     0.84
  SINCE OCT 1     47.16                     32.45  14.71    45.36
  SINCE JAN 1     26.76                     17.05   9.71    20.97

DEGREE DAYS
 HEATING
  YESTERDAY        6                         8     -2        6
  MONTH TO DATE  215                       242    -27      130
  SINCE MAR 1   1219                      1256    -37      862
  SINCE JUL 1   4392                      4510   -118     3706

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    6                         0      6       11
  SINCE MAR 1      6                         0      6       25
  SINCE JAN 1      6                         0      6       25
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION   N (350)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     N (350)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     N (350)
  AVERAGE WIND SPEED     6.5


SKY COVER
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           400 AM
 LOWEST     40           400 PM
 AVERAGE    67

..........................................................


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   67        89      2005
 MINIMUM TEMPERATURE (F)   49        40      1952


SUNRISE AND SUNSET
MAY 26 2017...........SUNRISE   520 AM PDT   SUNSET   853 PM PDT
MAY 27 2017...........SUNRISE   520 AM PDT   SUNSET   854 PM PDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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