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

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508
CDUS46 KSEW 220839
CLISEW


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA
139 AM PDT SAT JUL 22 2017


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

...THE SEATTLE WA WFO CLIMATE SUMMARY FOR JULY 21 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         79        MM  95    2006    81
  MINIMUM         55        MM  52    2003    59
  AVERAGE         67                          70

PRECIPITATION (IN)
  YESTERDAY        0.00          0.22 2007     0.00
  MONTH TO DATE    0.00                        0.39
  SINCE OCT 1     48.34                       41.99
  SINCE JAN 1     26.62                       21.59

DEGREE DAYS
 HEATING
  YESTERDAY        0                           0
  MONTH TO DATE    1                           9
  SINCE JUN 1    100                          86
  SINCE JUL 1      1                           9

 COOLING
  YESTERDAY        2                           5
  MONTH TO DATE   30                          33
  SINCE JUN 1     63                          76
  SINCE JAN 1     72                          87
....................................................


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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