789
CDUS46 KSEW 160931
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
131 AM PST FRI JAN 16 2026
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JANUARY 15 2026...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 49 341 PM 64 2018 48 1 41
MINIMUM 43 1159 PM 15 1950 38 5 35
AVERAGE 46 43 3 38
PRECIPITATION (IN)
YESTERDAY 0.00 1.68 1996 0.19 -0.19 0.00
MONTH TO DATE 3.31 2.87 0.44 1.01
SINCE OCT 1 20.09 18.81 1.28 14.41
SINCE JAN 1 3.31 2.87 0.44 1.01
SNOWFALL (IN)
YESTERDAY 0.0 3.6 1969 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 19 22 -3 27
MONTH TO DATE 295 338 -43 345
SINCE DEC 1 901 1049 -148 991
SINCE JUL 1 1815 2110 -295 2032
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 0 0 0 0
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WIND (MPH)
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION N (10)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 12.9
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 1100 PM
LOWEST 74 300 PM
AVERAGE 86
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 48 56 2018
MINIMUM TEMPERATURE (F) 38 13 1950
SUNRISE AND SUNSET
JANUARY 16 2026.......SUNRISE 751 AM PST SUNSET 447 PM PST
JANUARY 17 2026.......SUNRISE 751 AM PST SUNSET 449 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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