525
CDUS46 KSEW 230117
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
617 PM PDT WED OCT 22 2025
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR OCTOBER 22 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 62 231 PM 70 1965 58 4 57
MINIMUM 45 845 AM 34 1950 46 -1 44
AVERAGE 54 52 2 51
PRECIPITATION (IN)
TODAY T 1.26 2014 0.15 -0.15 0.00
MONTH TO DATE 1.06 2.44 -1.38 1.35
SINCE OCT 1 1.06 2.44 -1.38 1.35
SINCE JAN 1 17.33 25.84 -8.51 20.13
SNOWFALL (IN)
TODAY 0.0 MM MM 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 11 13 -2 14
MONTH TO DATE 220 220 0 202
SINCE SEP 1 271 322 -51 308
SINCE JUL 1 295 377 -82 346
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 34 30 4 42
SINCE JAN 1 328 263 65 315
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION S (190)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 7.8
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 200 AM
LOWEST 58 200 PM
AVERAGE 79
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 73 1965
1992
MINIMUM TEMPERATURE (F) 45 32 1953
SUNRISE AND SUNSET
OCTOBER 22 2025.......SUNRISE 739 AM PDT SUNSET 608 PM PDT
OCTOBER 23 2025.......SUNRISE 740 AM PDT SUNSET 606 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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