248
CDUS46 KSEW 010217
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
617 PM PST SAT JAN 31 2026
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JANUARY 31 2026...
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 57 421 PM 61 1960 49 8 50
MINIMUM 46 340 AM 0 1950 38 8 39
AVERAGE 52 44 8 45
PRECIPITATION (IN)
TODAY 0.08 1.93 1987 0.17 -0.09 0.71
MONTH TO DATE 4.27 5.78 -1.51 1.92
SINCE OCT 1 21.05 21.72 -0.67 15.32
SINCE JAN 1 4.27 5.78 -1.51 1.92
SNOWFALL (IN)
TODAY 0.0 2.0 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
TODAY 13 22 -9 20
MONTH TO DATE 662 690 -28 792
SINCE DEC 1 1268 1401 -133 1438
SINCE JUL 1 2182 2462 -280 2479
COOLING
TODAY 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
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION SE (150)
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 3.3
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 800 AM
LOWEST 80 300 PM
AVERAGE 90
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 49 63 1962
MINIMUM TEMPERATURE (F) 38 1 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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