935
CDUS46 KSEW 120117
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
617 PM PDT SAT JUL 11 2026
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JULY 11 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 76 409 PM 98 2007 77 -1 84
MINIMUM 57 225 AM 49 1960 56 1 59
AVERAGE 67 67 0 72
PRECIPITATION (IN)
TODAY 0.00 0.25 1983 0.03 -0.03 0.00
MONTH TO DATE T 0.27 -0.27 T
SINCE OCT 1 35.93 36.43 -0.50 27.76
SINCE JAN 1 19.15 20.49 -1.34 14.36
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 14 17 -3 5
SINCE JUN 1 109 135 -26 99
SINCE JUL 1 14 17 -3 5
COOLING
TODAY 2 3 -1 7
MONTH TO DATE 13 23 -10 33
SINCE JUN 1 84 52 32 75
SINCE JAN 1 94 62 32 78
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WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 4.5
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 100 AM
LOWEST 38 200 PM
AVERAGE 59
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 97 1961
MINIMUM TEMPERATURE (F) 57 47 1954
SUNRISE AND SUNSET
JULY 11 2026..........SUNRISE 524 AM PDT SUNSET 905 PM PDT
JULY 12 2026..........SUNRISE 525 AM PDT SUNSET 904 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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