738
CDUS46 KSEW 290125
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
625 PM PDT MON JUL 28 2025
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JULY 28 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 82 451 PM 97 1958 79 3 69
1998
2009
MINIMUM 54 409 AM 47 1953 58 -4 56
AVERAGE 68 68 0 63
PRECIPITATION (IN)
TODAY 0.00 0.22 1993 0.02 -0.02 0.00
MONTH TO DATE 0.01 0.55 -0.54 T
SINCE OCT 1 27.77 36.71 -8.94 33.49
SINCE JAN 1 14.37 20.77 -6.40 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 0 1 -1 2
MONTH TO DATE 21 34 -13 6
SINCE JUN 1 115 152 -37 138
SINCE JUL 1 21 34 -13 6
COOLING
TODAY 3 4 -1 0
MONTH TO DATE 101 84 17 155
SINCE JUN 1 143 113 30 174
SINCE JAN 1 146 123 23 181
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 3.9
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 100 AM
LOWEST 31 400 PM
AVERAGE 56
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 103 2009
MINIMUM TEMPERATURE (F) 58 45 1954
SUNRISE AND SUNSET
JULY 28 2025..........SUNRISE 543 AM PDT SUNSET 848 PM PDT
JULY 29 2025..........SUNRISE 544 AM PDT SUNSET 847 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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