CDUS46 KSEW 090126
CLISEA

CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
626 PM PDT THU MAY 08 2025

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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MAY 8 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         63    451 PM  84    1969  65     -2       64
                                      1987
  MINIMUM         43    507 AM  36    1999  47     -4       42
  AVERAGE         53                        56     -3       53

PRECIPITATION (IN)
  TODAY            0.00          0.54 2014   0.06  -0.06     0.00
  MONTH TO DATE    T                         0.55  -0.55     0.28
  SINCE OCT 1     26.51                     33.38  -6.87    31.04
  SINCE JAN 1     13.11                     17.44  -4.33    13.89

SNOWFALL (IN)
  TODAY            0.0           T    1953                   0.0
  MONTH TO DATE    0.0                                       0.0
  SINCE OCT 1      2.3                                       0.3
  SINCE JUL 1      2.3                                       0.3
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           12                         9      3       12
  MONTH TO DATE   69                        79    -10      106
  SINCE MAR 1    996                      1048    -52     1075
  SINCE JUL 1   4153                      4095     58     3986

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE MAR 1      0                         1     -1        0
  SINCE JAN 1      0                         1     -1        0
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION   E (110)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED     7.9


SKY COVER
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    79           300 AM
 LOWEST     34           400 PM
 AVERAGE    57

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   65        86      2020
 MINIMUM TEMPERATURE (F)   48        38      1955
                                             1985
                                             1999


SUNRISE AND SUNSET
MAY  8 2025...........SUNRISE   541 AM PDT   SUNSET   831 PM PDT
MAY  9 2025...........SUNRISE   540 AM PDT   SUNSET   832 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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