Climatological Report (Daily)
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791
CDUS46 KSEW 100930
CLISEA

CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
130 AM PST FRI JAN 10 2025

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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JANUARY 9 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         52    212 PM  60    1945  47      5       48
  MINIMUM         38    555 AM  13    1949  38      0       37
  AVERAGE         45                        42      3       43

PRECIPITATION (IN)
  YESTERDAY        0.00          2.83 1990   0.20  -0.20     0.27
  MONTH TO DATE    0.86                      1.73  -0.87     2.25
  SINCE OCT 1     14.25                     17.67  -3.42    19.40
  SINCE JAN 1      0.86                      1.73  -0.87     2.25

SNOWFALL (IN)
  YESTERDAY        0.0           2.0  1963                   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       20                        22     -2       22
  MONTH TO DATE  193                       206    -13      202
  SINCE DEC 1    839                       917    -78      798
  SINCE JUL 1   1880                      1978    -98     1801

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION  NE (50)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SE (130)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     E (70)
  AVERAGE WIND SPEED     4.6


SKY COVER
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           600 AM
 LOWEST     71           200 PM
 AVERAGE    86

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   48        59      1981
 MINIMUM TEMPERATURE (F)   38        12      1949


SUNRISE AND SUNSET
JANUARY 10 2025.......SUNRISE   755 AM PST   SUNSET   440 PM PST
JANUARY 11 2025.......SUNRISE   754 AM PST   SUNSET   441 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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