Climatological Report (Daily)
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897
CDUS46 KSEW 260826
CLISEA

CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT WED AUG 26 2026

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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 25 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         84    228 PM  91    2016  77      7       91
  MINIMUM         59   1159 PM  45    1954  57      2       61
  AVERAGE         72                        67      5       76

PRECIPITATION (IN)
  YESTERDAY        0.00          0.59 1968   0.04  -0.04     0.00
  MONTH TO DATE    T                         0.73  -0.73     1.14
  SINCE OCT 1     36.35                     37.49  -1.14    28.91
  SINCE JAN 1     19.57                     21.55  -1.98    15.51

SNOWFALL (IN)
  YESTERDAY        0.0          MM      MM                   0.0
  MONTH TO DATE    0.0                                       0.0
  SINCE OCT 1      3.0                                       2.3
  SINCE JUL 1      0.0                                       0.0
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    1                        18    -17        2
  SINCE JUN 1    116                       167    -51      117
  SINCE JUL 1     21                        49    -28       23

 COOLING
  YESTERDAY        7                         2      5       11
  MONTH TO DATE   92                        86      6      109
  SINCE JUN 1    250                       211     39      270
  SINCE JAN 1    260                       221     39      273
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION  SW (220)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED     7.5


SKY COVER
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86           600 AM
 LOWEST     41           200 PM
 AVERAGE    64

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   76        92      2016
 MINIMUM TEMPERATURE (F)   57        46      1957


SUNRISE AND SUNSET
AUGUST 26 2026........SUNRISE   620 AM PDT   SUNSET   801 PM PDT
AUGUST 27 2026........SUNRISE   622 AM PDT   SUNSET   759 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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