978
CDUS46 KSEW 010927
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
127 AM PST MON DEC 01 2025
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...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR NOVEMBER 30 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 46 243 PM 59 2012 49 -3 44
MINIMUM 31 721 AM 21 1985 38 -7 34
AVERAGE 39 44 -5 39
PRECIPITATION (IN)
YESTERDAY 0.00 1.50 1964 0.21 -0.21 0.00
MONTH TO DATE 5.71 6.31 -0.60 4.86
SINCE OCT 1 9.41 10.22 -0.81 7.90
SINCE JAN 1 25.68 33.62 -7.94 26.68
SNOWFALL (IN)
YESTERDAY 0.0 1.0 1950 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 26 21 5 26
MONTH TO DATE 485 555 -70 561
SINCE SEP 1 890 1006 -116 1003
SINCE JUL 1 914 1061 -147 1041
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 34 30 4 42
SINCE JAN 1 328 263 65 315
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WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION N (20)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 3.9
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1200 AM
LOWEST 58 300 PM
AVERAGE 76
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 49 57 1958
MINIMUM TEMPERATURE (F) 38 20 1985
SUNRISE AND SUNSET
DECEMBER 1 2025......SUNRISE 736 AM PST SUNSET 420 PM PST
DECEMBER 2 2025......SUNRISE 738 AM PST SUNSET 420 PM PST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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