719
CDUS46 KSEW 060927
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
127 AM PST SAT DEC 06 2025
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR DECEMBER 5 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 55 313 PM 59 2023 48 7 51
MINIMUM 45 521 AM 23 1956 38 7 30
2013
AVERAGE 50 43 7 41
PRECIPITATION (IN)
YESTERDAY 0.09 2.39 2023 0.19 -0.10 0.00
MONTH TO DATE 0.55 0.95 -0.40 0.00
SINCE OCT 1 9.96 11.17 -1.21 7.90
SINCE JAN 1 26.23 34.57 -8.34 26.68
SNOWFALL (IN)
YESTERDAY 0.0 2.6 1956 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 15 22 -7 24
MONTH TO DATE 100 110 -10 138
SINCE DEC 1 100 110 -10 138
SINCE JUL 1 1014 1171 -157 1179
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 13 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 51 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 15.1
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1200 AM
LOWEST 79 800 PM
AVERAGE 90
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 48 57 1965
MINIMUM TEMPERATURE (F) 38 19 1956
SUNRISE AND SUNSET
DECEMBER 6 2025......SUNRISE 742 AM PST SUNSET 419 PM PST
DECEMBER 7 2025......SUNRISE 743 AM PST SUNSET 418 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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