954
CDUS46 KSEW 040927
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
127 AM PST THU DEC 04 2025
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR DECEMBER 3 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 46 400 PM 60 1965 48 -2 43
2015
MINIMUM 42 917 AM 27 1994 38 4 28
AVERAGE 44 43 1 36
PRECIPITATION (IN)
YESTERDAY 0.00 3.77 2007 0.19 -0.19 0.00
MONTH TO DATE 0.01 0.57 -0.56 0.00
SINCE OCT 1 9.42 10.79 -1.37 7.90
SINCE JAN 1 25.69 34.19 -8.50 26.68
SNOWFALL (IN)
YESTERDAY 0.0 2.6 2022 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 21 22 -1 29
MONTH TO DATE 64 66 -2 83
SINCE DEC 1 64 66 -2 83
SINCE JUL 1 978 1127 -149 1124
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 328 263 65 315
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WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION SE (130)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 2.2
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1200 AM
LOWEST 71 100 PM
AVERAGE 82
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 48 60 1945
MINIMUM TEMPERATURE (F) 38 21 1994
SUNRISE AND SUNSET
DECEMBER 4 2025......SUNRISE 740 AM PST SUNSET 419 PM PST
DECEMBER 5 2025......SUNRISE 741 AM PST SUNSET 419 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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