549
CDUS46 KSEW 090839
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
139 AM PDT TUE JUN 09 2026
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JUNE 8 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 62 1112 AM 90 2025 70 -8 90
MINIMUM 49 256 AM 42 2002 52 -3 61
AVERAGE 56 61 -5 76
PRECIPITATION (IN)
YESTERDAY 0.66 0.81 1981 0.06 0.60 0.00
MONTH TO DATE 0.71 0.45 0.26 0.00
SINCE OCT 1 35.30 35.16 0.14 27.34
SINCE JAN 1 18.52 19.22 -0.70 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 9 5 4 0
MONTH TO DATE 43 41 2 20
SINCE JUN 1 43 41 2 20
SINCE JUL 1 3958 4299 -341 4347
COOLING
YESTERDAY 0 1 -1 11
MONTH TO DATE 6 8 -2 17
SINCE JUN 1 6 8 -2 17
SINCE JAN 1 16 18 -2 20
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WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION E (110)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 6.8
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 1000 PM
LOWEST 44 1100 AM
AVERAGE 70
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 96 1955
MINIMUM TEMPERATURE (F) 52 44 1946
1971
2008
SUNRISE AND SUNSET
JUNE 9 2026..........SUNRISE 513 AM PDT SUNSET 905 PM PDT
JUNE 10 2026..........SUNRISE 512 AM PDT SUNSET 905 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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