307
CDUS46 KSEW 230827
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
127 AM PDT FRI OCT 23 2026
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR OCTOBER 22 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 60 245 PM 70 1965 58 2 62
MINIMUM 46 1159 PM 34 1950 46 0 45
AVERAGE 53 52 1 54
PRECIPITATION (IN)
YESTERDAY T 1.26 2014 0.15 -0.15 T
MONTH TO DATE 0.08 2.44 -2.36 1.06
SINCE OCT 1 0.08 2.44 -2.36 1.06
SINCE JAN 1 21.67 25.84 -4.17 17.33
SNOWFALL (IN)
YESTERDAY 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
YESTERDAY 12 13 -1 11
MONTH TO DATE 183 220 -37 220
SINCE SEP 1 316 322 -6 271
SINCE JUL 1 341 377 -36 295
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 2 30 -28 34
SINCE JAN 1 267 263 4 328
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION N (10)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 8.1
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 100 AM
LOWEST 62 300 PM
AVERAGE 79
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 58 73 1965
1992
MINIMUM TEMPERATURE (F) 45 32 1953
SUNRISE AND SUNSET
OCTOBER 23 2026.......SUNRISE 740 AM PDT SUNSET 606 PM PDT
OCTOBER 24 2026.......SUNRISE 741 AM PDT SUNSET 605 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page