Climatological Report (Daily)
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713
CDUS46 KSEW 270118
CLISEA

CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
618 PM PDT THU SEP 26 2024

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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 26 2024...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         68    143 PM  82    2022  68      0       65
  MINIMUM         51    553 AM  39    1972  52     -1       51
  AVERAGE         60                        60      0       58

PRECIPITATION (IN)
  TODAY            0.00          1.51 1948   0.07  -0.07     0.60
  MONTH TO DATE    0.51                      1.32  -0.81     2.88
  SINCE OCT 1     35.61                     39.05  -3.44    32.15
  SINCE JAN 1     18.46                     23.11  -4.65    17.26

SNOWFALL (IN)
  TODAY            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
  TODAY            5                         5      0        7
  MONTH TO DATE   75                        79     -4       70
  SINCE SEP 1     75                        79     -4       70
  SINCE JUL 1    113                       134    -21       82

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE   42                        30     12       26
  SINCE SEP 1     42                        30     12       26
  SINCE JAN 1    315                       263     52      378
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION   S (180)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    SW (230)
  AVERAGE WIND SPEED     6.8


SKY COVER
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           300 AM
 LOWEST     45           100 PM
 AVERAGE    69

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   68        89      1967
 MINIMUM TEMPERATURE (F)   51        35      1972


SUNRISE AND SUNSET
SEPTEMBER 26 2024.....SUNRISE   702 AM PDT   SUNSET   657 PM PDT
SEPTEMBER 27 2024.....SUNRISE   704 AM PDT   SUNSET   655 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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