218
CDUS46 KSEW 310927
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
127 AM PST SAT JAN 31 2026
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JANUARY 30 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 53 650 PM 61 2024 49 4 43
MINIMUM 45 808 AM 7 1950 38 7 32
AVERAGE 49 43 6 38
PRECIPITATION (IN)
YESTERDAY 0.20 1.00 1952 0.17 0.03 0.17
MONTH TO DATE 4.19 5.61 -1.42 1.21
SINCE OCT 1 20.97 21.55 -0.58 14.61
SINCE JAN 1 4.19 5.61 -1.42 1.21
SNOWFALL (IN)
YESTERDAY MM 3.0 1974 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 16 22 -6 27
MONTH TO DATE 649 668 -19 772
SINCE DEC 1 1255 1379 -124 1418
SINCE JUL 1 2169 2440 -271 2459
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 5 RESULTANT WIND DIRECTION S (170)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 6.5
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 100 AM
LOWEST 74 1000 AM
AVERAGE 87
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 49 61 1960
MINIMUM TEMPERATURE (F) 38 0 1950
SUNRISE AND SUNSET
JANUARY 31 2026.......SUNRISE 736 AM PST SUNSET 510 PM PST
FEBRUARY 1 2026......SUNRISE 735 AM PST SUNSET 511 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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