Climatological Report (Daily)
Issued by NWS

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000
CDUS46 KSEW 240837
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
137 AM PDT SAT JUN 24 2017


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JUNE 23 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         81    422 PM  92    1992  71     10       68
  MINIMUM         55    502 AM  40    1952  53      2       53
  AVERAGE         68                        62      6       61

PRECIPITATION (IN)
  YESTERDAY        0.00          0.58 1969   0.04  -0.04     0.35
  MONTH TO DATE    1.52                      1.30   0.22     1.43
  SINCE OCT 1     48.80                     34.14  14.66    46.89
  SINCE JAN 1     28.40                     18.74   9.66    22.50

DEGREE DAYS
 HEATING
  YESTERDAY        0                         4     -4        4
  MONTH TO DATE   91                       121    -30       84
  SINCE JUN 1     91                       121    -30       84
  SINCE JUL 1   4498                      4674   -176     3827

 COOLING
  YESTERDAY        3                         1      2        0
  MONTH TO DATE   10                        11     -1       44
  SINCE JUN 1     10                        11     -1       44
  SINCE JAN 1     29                        17     12       70
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION   N (0)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     N (350)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     N (360)
  AVERAGE WIND SPEED     9.6


SKY COVER
  AVERAGE SKY COVER 0.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    72           500 AM
 LOWEST     33           400 PM
 AVERAGE    53

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   72        92      1992
 MINIMUM TEMPERATURE (F)   53        45      1985
                                             1952


SUNRISE AND SUNSET
JUNE 24 2017..........SUNRISE   513 AM PDT   SUNSET   910 PM PDT
JUNE 25 2017..........SUNRISE   513 AM PDT   SUNSET   910 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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