Climatological Report (Daily)
Issued by NWS

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476
CDUS46 KSEW 280828
CLISEA

CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
128 AM PDT TUE MAY 28 2024

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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MAY 27 2024...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2024


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         67    339 PM  89    2005  68     -1       70
  MINIMUM         51    525 AM  37    1966  51      0       51
  AVERAGE         59                        59      0       61

PRECIPITATION (IN)
  YESTERDAY        0.00          0.83 1948   0.05  -0.05     0.00
  MONTH TO DATE    1.40                      1.65  -0.25     0.93
  SINCE OCT 1     31.95                     34.48  -2.53    27.69
  SINCE JAN 1     14.80                     18.54  -3.74    12.80

SNOWFALL (IN)
  YESTERDAY        0.0           T    1951                   0.0
  MONTH TO DATE    0.0                                       0.0
  SINCE OCT 1      0.3                                       8.1
  SINCE JUL 1      0.3                                       8.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        6                         6      0        4
  MONTH TO DATE  259                       218     41      123
  SINCE MAR 1   1228                      1187     41     1201
  SINCE JUL 1   4118                      4234   -116     4288

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    7                         0      7       35
  SINCE MAR 1      7                         1      6       35
  SINCE JAN 1      7                         1      6       35
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION  SW (230)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED     6.7


SKY COVER
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    83           100 AM
 LOWEST     47           300 PM
 AVERAGE    65

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   68        92      1983
 MINIMUM TEMPERATURE (F)   51        38      1954


SUNRISE AND SUNSET
MAY 28 2024...........SUNRISE   519 AM PDT   SUNSET   855 PM PDT
MAY 29 2024...........SUNRISE   518 AM PDT   SUNSET   856 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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