Climatological Report (Daily)
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358
CDUS46 KSEW 200831
CLISEA

CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
131 AM PDT THU JUN 20 2024

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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JUNE 19 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         79    452 PM  92    1982  72      7       62
  MINIMUM         49    343 AM  43    1951  53     -4       47
                                      1955
  AVERAGE         64                        62      2       55

PRECIPITATION (IN)
  YESTERDAY        0.00          0.33 1989   0.05  -0.05     0.01
  MONTH TO DATE    1.16                      1.01   0.15     0.80
  SINCE OCT 1     33.25                     35.72  -2.47    28.49
  SINCE JAN 1     16.10                     19.78  -3.68    13.60

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        1                         4     -3       10
  MONTH TO DATE  116                        87     29       93
  SINCE JUN 1    116                        87     29       93
  SINCE JUL 1   4267                      4345    -78     4414

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    1                        19    -18       17
  SINCE JUN 1      1                        19    -18       17
  SINCE JAN 1      8                        29    -21       52
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION   N (10)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     N (20)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     N (350)
  AVERAGE WIND SPEED     9.2


SKY COVER
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86           400 AM
 LOWEST     25           500 PM
 AVERAGE    56

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   72        88      2004
                                             2018
 MINIMUM TEMPERATURE (F)   54        43      1960


SUNRISE AND SUNSET
JUNE 20 2024..........SUNRISE   512 AM PDT   SUNSET   910 PM PDT
JUNE 21 2024..........SUNRISE   512 AM PDT   SUNSET   910 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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