501
CDUS46 KSEW 160121
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
621 PM PDT WED JUL 15 2026
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JULY 15 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 83 442 PM 93 2018 78 5 88
MINIMUM 57 527 AM 49 1982 57 0 56
AVERAGE 70 67 3 72
PRECIPITATION (IN)
TODAY 0.00 0.11 1998 0.02 -0.02 0.00
2001
MONTH TO DATE T 0.34 -0.34 T
SINCE OCT 1 35.93 36.50 -0.57 27.76
SINCE JAN 1 19.15 20.56 -1.41 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 15 21 -6 5
SINCE JUN 1 110 139 -29 99
SINCE JUL 1 15 21 -6 5
COOLING
TODAY 5 3 2 7
MONTH TO DATE 26 35 -9 66
SINCE JUN 1 97 64 33 108
SINCE JAN 1 107 74 33 111
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 5.8
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 500 AM
LOWEST 26 400 PM
AVERAGE 55
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 98 1979
MINIMUM TEMPERATURE (F) 57 50 1953
1968
SUNRISE AND SUNSET
JULY 15 2026..........SUNRISE 528 AM PDT SUNSET 902 PM PDT
JULY 16 2026..........SUNRISE 529 AM PDT SUNSET 901 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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