Climatological Report (Daily)
Issued by NWS

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419
CDUS46 KSEW 140826
CLISEA

CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT TUE MAY 14 2024

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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MAY 13 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         63    306 PM  86    2023  66     -3       86
  MINIMUM         52   1159 PM  37    1956  48      4       55
  AVERAGE         58                        57      1       71

PRECIPITATION (IN)
  YESTERDAY        0.00          0.44 2009   0.06  -0.06     0.00
  MONTH TO DATE    0.28                      0.86  -0.58     0.79
  SINCE OCT 1     30.83                     33.69  -2.86    27.55
  SINCE JAN 1     13.68                     17.75  -4.07    12.66

SNOWFALL (IN)
  YESTERDAY        0.0          MM      MM                   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        7                         8     -1        0
  MONTH TO DATE  120                       122     -2       92
  SINCE MAR 1   1089                      1091     -2     1170
  SINCE JUL 1   3979                      4138   -159     4257

 COOLING
  YESTERDAY        0                         0      0        6
  MONTH TO DATE    7                         0      7        8
  SINCE MAR 1      7                         1      6        8
  SINCE JAN 1      7                         1      6        8
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION   N (350)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    NE (50)
  AVERAGE WIND SPEED     7.8


SKY COVER
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86           600 AM
 LOWEST     58           600 PM
 AVERAGE    72

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   66        89      2023
 MINIMUM TEMPERATURE (F)   49        36      1964


SUNRISE AND SUNSET
MAY 14 2024...........SUNRISE   533 AM PDT   SUNSET   839 PM PDT
MAY 15 2024...........SUNRISE   532 AM PDT   SUNSET   840 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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