Climatological Report (Daily)
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000
CDUS46 KSEW 030829
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
129 AM PDT MON AUG 3 2015


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 2 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         87    424 PM  89    2009  77     10       85
                                      1977
  MINIMUM         61    450 AM  46    1953  57      4       60
  AVERAGE         74                        67      7       73

PRECIPITATION (IN)
  YESTERDAY        0.00          0.76 1996   0.02  -0.02     0.02
  MONTH TO DATE    0.00                      0.04  -0.04     0.02
  SINCE OCT 1     32.71                     35.15  -2.44    35.09
  SINCE JAN 1     16.33                     19.75  -3.42    28.10

DEGREE DAYS
 HEATING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    0                         2     -2        0
  SINCE JUN 1     31                       195   -164      108
  SINCE JUL 1      2                        51    -49       14

 COOLING
  YESTERDAY        9                         3      6        8
  MONTH TO DATE   20                         6     14       15
  SINCE JUN 1    341                        98    243      178
  SINCE JAN 1    348                       104    244      193
..................................................................


WIND (MPH)
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION   N (340)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    NE (30)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NE (30)
  AVERAGE WIND SPEED     4.4


SKY COVER
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    67           400 AM
 LOWEST     27           400 PM
 AVERAGE    47

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   77        90      1988
 MINIMUM TEMPERATURE (F)   57        46      1956


SUNRISE AND SUNSET
AUGUST  3 2015........SUNRISE   550 AM PDT   SUNSET   840 PM PDT
AUGUST  4 2015........SUNRISE   551 AM PDT   SUNSET   839 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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