Climatological Report (Daily)
Issued by NWS Seattle/Tacoma, WA

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204
CDUS46 KSEW 200829
CLISEW


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
128 AM PDT SUN AUG 20 2017


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

...THE SEATTLE WA WFO CLIMATE SUMMARY FOR AUGUST 19 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1986 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR     LAST
                VALUE   (LST)  VALUE           YEAR
....................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         77        MM  91    2016    91
  MINIMUM         56        MM  51    2002    62
  AVERAGE         67                          77

PRECIPITATION (IN)
  YESTERDAY        0.00          0.44 2008     0.00
  MONTH TO DATE    0.08                        0.04
  SINCE OCT 1     48.45                       42.17
  SINCE JAN 1     26.73                       21.77

DEGREE DAYS
 HEATING
  YESTERDAY        0                           0
  MONTH TO DATE    0                           1
  SINCE JUN 1    102                          89
  SINCE JUL 1      3                          12

 COOLING
  YESTERDAY        2                          12
  MONTH TO DATE  106                          80
  SINCE JUN 1    213                         204
  SINCE JAN 1    222                         215
....................................................


WIND (MPH)
  HIGHEST WIND SPEED    MM   HIGHEST WIND DIRECTION    MM
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM
  AVERAGE WIND SPEED    MM



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






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




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