307
CDUS46 KSEW 090926
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PST FRI JAN 09 2026
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JANUARY 8 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 44 915 PM 54 1953 47 -3 50
MINIMUM 35 701 AM 18 1949 38 -3 41
AVERAGE 40 42 -2 46
PRECIPITATION (IN)
YESTERDAY T 1.13 1959 0.19 -0.19 0.04
MONTH TO DATE 2.48 1.53 0.95 0.86
SINCE OCT 1 19.26 17.47 1.79 14.26
SINCE JAN 1 2.48 1.53 0.95 0.86
SNOWFALL (IN)
YESTERDAY MM 4.4 1980 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 25 23 2 19
MONTH TO DATE 177 184 -7 173
SINCE DEC 1 783 895 -112 819
SINCE JUL 1 1697 1956 -259 1860
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 9 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 10.4
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 700 AM
LOWEST 76 1200 PM
AVERAGE 83
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 47 60 1945
MINIMUM TEMPERATURE (F) 38 13 1949
SUNRISE AND SUNSET
JANUARY 9 2026.......SUNRISE 755 AM PST SUNSET 438 PM PST
JANUARY 10 2026.......SUNRISE 755 AM PST SUNSET 439 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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