Climatological Report (Daily)
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978
CDUS46 KSEW 010927
CLISEA

CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
127 AM PST MON DEC 01 2025

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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR NOVEMBER 30 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         46    243 PM  59    2012  49     -3       44
  MINIMUM         31    721 AM  21    1985  38     -7       34
  AVERAGE         39                        44     -5       39

PRECIPITATION (IN)
  YESTERDAY        0.00          1.50 1964   0.21  -0.21     0.00
  MONTH TO DATE    5.71                      6.31  -0.60     4.86
  SINCE OCT 1      9.41                     10.22  -0.81     7.90
  SINCE JAN 1     25.68                     33.62  -7.94    26.68

SNOWFALL (IN)
  YESTERDAY        0.0           1.0  1950                   0.0
  MONTH TO DATE    0.0                                       0.0
  SINCE OCT 1      0.0                                       0.0
  SINCE JUL 1      0.0                                       0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       26                        21      5       26
  MONTH TO DATE  485                       555    -70      561
  SINCE SEP 1    890                      1006   -116     1003
  SINCE JUL 1    914                      1061   -147     1041

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE SEP 1     34                        30      4       42
  SINCE JAN 1    328                       263     65      315
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   N (20)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION    NE (30)
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION     N (20)
  AVERAGE WIND SPEED     3.9


SKY COVER
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93          1200 AM
 LOWEST     58           300 PM
 AVERAGE    76

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   49        57      1958
 MINIMUM TEMPERATURE (F)   38        20      1985


SUNRISE AND SUNSET
DECEMBER  1 2025......SUNRISE   736 AM PST   SUNSET   420 PM PST
DECEMBER  2 2025......SUNRISE   738 AM PST   SUNSET   420 PM PST


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




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