Climatological Report (Daily)
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907
CDUS46 KSEW 170826
CLISEA

CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT WED JUL 17 2024

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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JULY 16 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         88    525 PM  98    1979  78     10       83
  MINIMUM         58    422 AM  50    1953  57      1       57
                                      1968
  AVERAGE         73                        67      6       70

PRECIPITATION (IN)
  YESTERDAY        0.00          0.65 2001   0.02  -0.02     0.00
  MONTH TO DATE    0.00                      0.36  -0.36     0.00
  SINCE OCT 1     33.28                     36.52  -3.24    28.91
  SINCE JAN 1     16.13                     20.58  -4.45    14.02

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      0.0                                       0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    2                        22    -20        2
  SINCE JUN 1    134                       140     -6      114
  SINCE JUL 1      2                        22    -20        2

 COOLING
  YESTERDAY        8                         3      5        5
  MONTH TO DATE  118                        38     80       64
  SINCE JUN 1    137                        67     70       93
  SINCE JAN 1    144                        77     67      128
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION   N (350)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     N (10)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     N (10)
  AVERAGE WIND SPEED     6.7


SKY COVER
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           500 AM
 LOWEST     29           300 PM
 AVERAGE    58

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   78        96      1979
 MINIMUM TEMPERATURE (F)   57        48      1950
                                             1953
                                             1955


SUNRISE AND SUNSET
JULY 17 2024..........SUNRISE   530 AM PDT   SUNSET   900 PM PDT
JULY 18 2024..........SUNRISE   531 AM PDT   SUNSET   859 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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