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

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CDUS46 KSEW 240838
CLISEW


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
138 AM PDT SUN SEP 24 2017


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

...THE SEATTLE WA WFO CLIMATE SUMMARY FOR SEPTEMBER 23 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         71        MM  83    2009    65
  MINIMUM         55        MM  43    2000    55
  AVERAGE         63                          60

PRECIPITATION (IN)
  YESTERDAY        0.00          0.65 2014      T
  MONTH TO DATE    0.96                        1.53
  SINCE OCT 1     49.54                       43.71
  SINCE JAN 1     27.82                       23.31

DEGREE DAYS
 HEATING
  YESTERDAY        2                           5
  MONTH TO DATE   55                          77
  SINCE SEP 1     55                          77
  SINCE JUL 1     58                          90

 COOLING
  YESTERDAY        0                           0
  MONTH TO DATE   61                           0
  SINCE SEP 1     61                           0
  SINCE JAN 1    333                         255
....................................................


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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