533
CDUS46 KSEW 160831
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
131 AM PDT FRI OCT 16 2026
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR OCTOBER 15 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 68 341 PM 77 1991 61 7 61
2022
MINIMUM 50 1146 PM 35 1946 47 3 38
1952
AVERAGE 59 54 5 50
PRECIPITATION (IN)
YESTERDAY 0.00 0.93 1951 0.12 -0.12 0.00
MONTH TO DATE 0.06 1.50 -1.44 0.60
SINCE OCT 1 0.06 1.50 -1.44 0.60
SINCE JAN 1 21.65 24.90 -3.25 16.87
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 6 11 -5 15
MONTH TO DATE 113 134 -21 135
SINCE SEP 1 246 236 10 186
SINCE JUL 1 271 291 -20 210
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 6 RESULTANT WIND DIRECTION N (360)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 6.5
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 200 AM
LOWEST 57 300 PM
AVERAGE 79
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 60 88 2022
MINIMUM TEMPERATURE (F) 47 32 1946
SUNRISE AND SUNSET
OCTOBER 16 2026.......SUNRISE 730 AM PDT SUNSET 619 PM PDT
OCTOBER 17 2026.......SUNRISE 731 AM PDT SUNSET 617 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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