Climatological Report (Daily)
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865
CDUS46 KSEW 270829
CLISEA

CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
129 AM PDT SAT JUL 27 2024

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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JULY 26 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         78    346 PM  94    2022  79     -1       76
  MINIMUM         52    450 AM  49    1952  58     -6       58
  AVERAGE         65                        68     -3       67

PRECIPITATION (IN)
  YESTERDAY        0.00          0.73 1978   0.01  -0.01     0.00
  MONTH TO DATE    T                         0.51  -0.51     0.09
  SINCE OCT 1     33.28                     36.67  -3.39    29.00
  SINCE JAN 1     16.13                     20.73  -4.60    14.11

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    4                        32    -28        2
  SINCE JUN 1    136                       150    -14      114
  SINCE JUL 1      4                        32    -28        2

 COOLING
  YESTERDAY        0                         4     -4        2
  MONTH TO DATE  152                        76     76      105
  SINCE JUN 1    171                       105     66      134
  SINCE JAN 1    178                       115     63      169
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION   N (350)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     N (350)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     N (10)
  AVERAGE WIND SPEED     8.4


SKY COVER
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    80           500 AM
 LOWEST     32           500 PM
 AVERAGE    56

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   79        95      1958
                                             1998
 MINIMUM TEMPERATURE (F)   58        46      1956


SUNRISE AND SUNSET
JULY 27 2024..........SUNRISE   542 AM PDT   SUNSET   849 PM PDT
JULY 28 2024..........SUNRISE   543 AM PDT   SUNSET   848 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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