793
CDUS46 KSEW 290826
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT SUN JUN 29 2025
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JUNE 28 2025
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)
YESTERDAY
MAXIMUM 75 436 PM 108 2021 74 1 71
MINIMUM 55 228 AM 45 1949 55 0 54
1954
AVERAGE 65 64 1 63
PRECIPITATION (IN)
YESTERDAY 0.00 1.15 1946 0.03 -0.03 0.00
MONTH TO DATE 0.42 1.38 -0.96 1.19
SINCE OCT 1 27.76 36.09 -8.33 33.49
SINCE JAN 1 14.36 20.15 -5.79 16.34
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 2.3 0.3
SINCE JUL 1 2.3 0.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 2
MONTH TO DATE 94 113 -19 132
SINCE JUN 1 94 113 -19 132
SINCE JUL 1 4421 4371 50 4304
COOLING
YESTERDAY 0 2 -2 0
MONTH TO DATE 30 32 -2 16
SINCE JUN 1 30 32 -2 16
SINCE JAN 1 33 42 -9 23
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WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (320)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 6.1
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 300 AM
LOWEST 40 500 PM
AVERAGE 64
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 93 1987
MINIMUM TEMPERATURE (F) 55 45 1949
SUNRISE AND SUNSET
JUNE 29 2025..........SUNRISE 515 AM PDT SUNSET 910 PM PDT
JUNE 30 2025..........SUNRISE 516 AM PDT SUNSET 910 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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