733
CDUS46 KSEW 110827
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
127 AM PDT THU JUN 11 2026
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JUNE 10 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 67 407 PM 83 1982 70 -3 81
1986
MINIMUM 51 723 AM 43 1946 52 -1 53
AVERAGE 59 61 -2 67
PRECIPITATION (IN)
YESTERDAY T 0.88 1983 0.06 -0.06 0.00
MONTH TO DATE 1.24 0.56 0.68 0.00
SINCE OCT 1 35.83 35.27 0.56 27.34
SINCE JAN 1 19.05 19.33 -0.28 13.94
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 3.0 2.3
SINCE JUL 1 3.0 2.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 6 5 1 0
MONTH TO DATE 57 51 6 20
SINCE JUN 1 57 51 6 20
SINCE JUL 1 3972 4309 -337 4347
COOLING
YESTERDAY 0 1 -1 2
MONTH TO DATE 6 10 -4 28
SINCE JUN 1 6 10 -4 28
SINCE JAN 1 16 20 -4 31
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WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 7.2
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 1200 AM
LOWEST 43 300 PM
AVERAGE 65
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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 2026..........SUNRISE 512 AM PDT SUNSET 906 PM PDT
JUNE 12 2026..........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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