829
CDUS46 KSEW 270117
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
617 PM PDT WED AUG 26 2026
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 26 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 77 459 PM 92 2016 76 1 88
MINIMUM 58 354 AM 46 1957 57 1 62
AVERAGE 68 66 2 75
PRECIPITATION (IN)
TODAY 0.00 0.67 1977 0.04 -0.04 0.00
MONTH TO DATE T 0.77 -0.77 1.14
SINCE OCT 1 36.35 37.53 -1.18 28.91
SINCE JAN 1 19.57 21.59 -2.02 15.51
SNOWFALL (IN)
TODAY 0.0 MM MM 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 3.0 2.3
SINCE JUL 1 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 1 -1 0
MONTH TO DATE 1 19 -18 2
SINCE JUN 1 116 168 -52 117
SINCE JUL 1 21 50 -29 23
COOLING
TODAY 3 2 1 10
MONTH TO DATE 95 88 7 119
SINCE JUN 1 253 213 40 280
SINCE JAN 1 263 223 40 283
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 6.5
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 400 AM
LOWEST 46 300 PM
AVERAGE 67
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 88 1986
1994
2009
MINIMUM TEMPERATURE (F) 56 44 1952
SUNRISE AND SUNSET
AUGUST 26 2026........SUNRISE 620 AM PDT SUNSET 801 PM PDT
AUGUST 27 2026........SUNRISE 622 AM PDT SUNSET 759 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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