812
CDUS46 KSEW 110828
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
128 AM PDT WED JUN 11 2025
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JUNE 10 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 81 505 PM 83 1982 70 11 70
1986
MINIMUM 53 508 AM 43 1946 52 1 50
AVERAGE 67 61 6 60
PRECIPITATION (IN)
YESTERDAY 0.00 0.88 1983 0.06 -0.06 0.01
MONTH TO DATE 0.00 0.56 -0.56 1.11
SINCE OCT 1 27.34 35.27 -7.93 33.41
SINCE JAN 1 13.94 19.33 -5.39 16.26
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 5 -5 5
MONTH TO DATE 20 51 -31 53
SINCE JUN 1 20 51 -31 53
SINCE JUL 1 4347 4309 38 4225
COOLING
YESTERDAY 2 1 1 0
MONTH TO DATE 28 10 18 1
SINCE JUN 1 28 10 18 1
SINCE JAN 1 31 20 11 8
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WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (260)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 5.9
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 400 AM
LOWEST 30 300 PM
AVERAGE 58
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 87 2019
MINIMUM TEMPERATURE (F) 52 40 1952
SUNRISE AND SUNSET
JUNE 11 2025..........SUNRISE 512 AM PDT SUNSET 906 PM PDT
JUNE 12 2025..........SUNRISE 512 AM PDT SUNSET 907 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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