868
CDUS46 KSEW 050827
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
127 AM PDT MON OCT 05 2026
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR OCTOBER 4 2026...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 69 359 PM 76 1966 65 4 65
MINIMUM 51 425 AM 38 1957 50 1 53
AVERAGE 60 57 3 59
PRECIPITATION (IN)
YESTERDAY 0.00 0.92 1950 0.09 -0.09 T
MONTH TO DATE 0.00 0.33 -0.33 0.30
SINCE OCT 1 0.00 0.33 -0.33 0.30
SINCE JAN 1 21.59 23.73 -2.14 16.57
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 0.0 0.0
SINCE JUL 1 0.0 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 5 8 -3 6
MONTH TO DATE 17 29 -12 21
SINCE SEP 1 150 131 19 72
SINCE JUL 1 175 186 -11 96
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 2 30 -28 34
SINCE JAN 1 267 263 4 328
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WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION N (360)
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 4.0
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 500 AM
LOWEST 61 300 PM
AVERAGE 81
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 82 1980
MINIMUM TEMPERATURE (F) 50 38 1974
SUNRISE AND SUNSET
OCTOBER 5 2026.......SUNRISE 714 AM PDT SUNSET 640 PM PDT
OCTOBER 6 2026.......SUNRISE 715 AM PDT SUNSET 638 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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