707
CDUS46 KSEW 100829
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
129 AM PDT SAT OCT 10 2026
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...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR OCTOBER 9 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 58 1241 PM 79 1996 63 -5 62
MINIMUM 50 1159 PM 35 1960 49 1 51
AVERAGE 54 56 -2 57
PRECIPITATION (IN)
YESTERDAY 0.01 1.27 1953 0.11 -0.10 0.04
MONTH TO DATE 0.01 0.83 -0.82 0.34
SINCE OCT 1 0.01 0.83 -0.82 0.34
SINCE JAN 1 21.60 24.23 -2.63 16.61
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 0
DEGREE DAYS
HEATING
YESTERDAY 11 9 2 8
MONTH TO DATE 50 72 -22 57
SINCE SEP 1 183 174 9 108
SINCE JUL 1 208 229 -21 132
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 5 RESULTANT WIND DIRECTION SE (150)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 11.8
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 1200 AM
LOWEST 66 700 PM
AVERAGE 82
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 63 77 1987
MINIMUM TEMPERATURE (F) 48 34 1946
2019
SUNRISE AND SUNSET
OCTOBER 10 2026.......SUNRISE 721 AM PDT SUNSET 630 PM PDT
OCTOBER 11 2026.......SUNRISE 722 AM PDT SUNSET 629 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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