Climatological Report (Daily)
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000
CDUS46 KSEW 300828
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
128 AM PDT THU JUL 30 2015


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JULY 29 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         90    418 PM 103    2009  77     13       86
  MINIMUM         58    513 AM  45    1954  57      1       60
  AVERAGE         74                        67      7       73

PRECIPITATION (IN)
  YESTERDAY        0.00          0.17 1993   0.02  -0.02     0.00
  MONTH TO DATE    0.09                      0.67  -0.58     0.77
  SINCE OCT 1     32.71                     35.08  -2.37    35.07
  SINCE JAN 1     16.33                     19.68  -3.35    28.08

DEGREE DAYS
 HEATING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    2                        47    -45       14
  SINCE JUN 1     31                       191   -160      108
  SINCE JUL 1      2                        47    -45       14

 COOLING
  YESTERDAY        9                         3      6        8
  MONTH TO DATE  175                        67    108      134
  SINCE JUN 1    293                        88    205      145
  SINCE JAN 1    300                        94    206      160
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION   N (0)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     N (350)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED     8.6


SKY COVER
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    80           500 AM
 LOWEST     24           300 PM
 AVERAGE    52

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   77        96      2009
 MINIMUM TEMPERATURE (F)   57        48      1951


SUNRISE AND SUNSET
JULY 30 2015..........SUNRISE   545 AM PDT   SUNSET   846 PM PDT
JULY 31 2015..........SUNRISE   546 AM PDT   SUNSET   845 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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