699
CDUS46 KSEW 230120
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
620 PM PDT TUE JUL 22 2025
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JULY 22 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 77 459 PM 96 2006 79 -2 68
MINIMUM 57 729 AM 49 1954 58 -1 57
1973
AVERAGE 67 68 -1 63
PRECIPITATION (IN)
TODAY 0.00 0.33 1952 0.01 -0.01 T
2016
MONTH TO DATE T 0.45 -0.45 T
SINCE OCT 1 27.76 36.61 -8.85 33.49
SINCE JAN 1 14.36 20.67 -6.31 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 16 28 -12 4
SINCE JUN 1 110 146 -36 136
SINCE JUL 1 16 28 -12 4
COOLING
TODAY 2 4 -2 0
MONTH TO DATE 90 60 30 149
SINCE JUN 1 132 89 43 168
SINCE JAN 1 135 99 36 175
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 7.4
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 1200 AM
LOWEST 45 400 PM
AVERAGE 66
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 99 1991
MINIMUM TEMPERATURE (F) 58 47 1955
1963
SUNRISE AND SUNSET
JULY 22 2025..........SUNRISE 536 AM PDT SUNSET 855 PM PDT
JULY 23 2025..........SUNRISE 537 AM PDT SUNSET 854 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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