017
CDUS46 KSEW 260117
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
617 PM PDT FRI JUL 25 2025
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JULY 25 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 71 425 PM 94 1988 79 -8 73
MINIMUM 55 823 AM 47 1954 58 -3 57
AVERAGE 63 68 -5 65
PRECIPITATION (IN)
TODAY 0.01 0.40 1983 0.02 -0.01 0.00
MONTH TO DATE 0.01 0.50 -0.49 T
SINCE OCT 1 27.77 36.66 -8.89 33.49
SINCE JAN 1 14.37 20.72 -6.35 16.34
SNOWFALL (IN)
TODAY 0.0 MM MM 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 2.3 0.3
SINCE JUL 1 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 2 1 1 0
MONTH TO DATE 18 31 -13 4
SINCE JUN 1 112 149 -37 136
SINCE JUL 1 18 31 -13 4
COOLING
TODAY 0 4 -4 0
MONTH TO DATE 97 72 25 152
SINCE JUN 1 139 101 38 171
SINCE JAN 1 142 111 31 178
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WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 7.6
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 700 AM
LOWEST 54 300 PM
AVERAGE 75
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 94 2022
MINIMUM TEMPERATURE (F) 58 49 1952
SUNRISE AND SUNSET
JULY 25 2025..........SUNRISE 539 AM PDT SUNSET 852 PM PDT
JULY 26 2025..........SUNRISE 540 AM PDT SUNSET 850 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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