Climatological Report (Daily)
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000
CDUS46 KSEW 290826
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
126 AM PDT WED JUL 29 2015


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JULY 28 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         82    503 PM  97    2009  77      5       87
                                      1998
                                      1958
  MINIMUM         57    513 AM  47    1953  57      0       59
  AVERAGE         70                        67      3       73

PRECIPITATION (IN)
  YESTERDAY        0.00          0.22 1993   0.02  -0.02     0.00
  MONTH TO DATE    0.09                      0.65  -0.56     0.77
  SINCE OCT 1     32.71                     35.06  -2.35    35.07
  SINCE JAN 1     16.33                     19.66  -3.33    28.08

DEGREE DAYS
 HEATING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    2                        46    -44       14
  SINCE JUN 1     31                       190   -159      108
  SINCE JUL 1      2                        46    -44       14

 COOLING
  YESTERDAY        5                         3      2        8
  MONTH TO DATE  166                        64    102      126
  SINCE JUN 1    284                        85    199      137
  SINCE JAN 1    291                        91    200      152
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION   N (10)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    NE (40)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED     7.7


SKY COVER
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    75           500 AM
 LOWEST     31           400 PM
 AVERAGE    53

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   77       103      2009
 MINIMUM TEMPERATURE (F)   57        45      1954


SUNRISE AND SUNSET
JULY 29 2015..........SUNRISE   543 AM PDT   SUNSET   847 PM PDT
JULY 30 2015..........SUNRISE   545 AM PDT   SUNSET   846 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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