035
CDUS46 KSEW 280926
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PST SUN DEC 28 2025
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR DECEMBER 27 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 41 208 PM 58 1994 46 -5 48
MINIMUM 36 1159 PM 17 2021 37 -1 43
AVERAGE 39 42 -3 46
PRECIPITATION (IN)
YESTERDAY T 1.53 1998 0.19 -0.19 0.55
MONTH TO DATE 8.37 5.00 3.37 5.20
SINCE OCT 1 17.78 15.22 2.56 13.10
SINCE JAN 1 34.05 38.62 -4.57 31.88
SNOWFALL (IN)
YESTERDAY 0.0 1.2 1965 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 23 3 19
MONTH TO DATE 499 617 -118 559
SINCE DEC 1 499 617 -118 559
SINCE JUL 1 1413 1678 -265 1600
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 E (70)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 4.6
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 600 AM
LOWEST 67 100 PM
AVERAGE 78
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 47 56 1980
2023
MINIMUM TEMPERATURE (F) 37 12 1990
SUNRISE AND SUNSET
DECEMBER 28 2025......SUNRISE 756 AM PST SUNSET 426 PM PST
DECEMBER 29 2025......SUNRISE 757 AM PST SUNSET 427 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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