405
CDUS46 KSEW 260933
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
133 AM PST FRI DEC 26 2025
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR DECEMBER 25 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 44 1120 PM 60 1980 46 -2 45
MINIMUM 37 1257 AM 24 1995 37 0 38
AVERAGE 41 42 -1 42
PRECIPITATION (IN)
YESTERDAY 0.23 1.06 1998 0.19 0.04 0.86
MONTH TO DATE 8.35 4.62 3.73 4.49
SINCE OCT 1 17.76 14.84 2.92 12.39
SINCE JAN 1 34.03 38.24 -4.21 31.17
SNOWFALL (IN)
YESTERDAY MM 1.0 1965 0.0
2017
MONTH TO DATE 0.0 0.0
SINCE OCT 1 0.0 0.0
SINCE JUL 1 0.0 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 24 23 1 23
MONTH TO DATE 449 571 -122 522
SINCE DEC 1 449 571 -122 522
SINCE JUL 1 1363 1632 -269 1563
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 7 RESULTANT WIND DIRECTION N (20)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 10.7
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 1200 AM
LOWEST 89 1100 AM
AVERAGE 93
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 46 62 1980
MINIMUM TEMPERATURE (F) 37 20 2021
SUNRISE AND SUNSET
DECEMBER 26 2025......SUNRISE 756 AM PST SUNSET 424 PM PST
DECEMBER 27 2025......SUNRISE 756 AM PST SUNSET 425 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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