693
CDUS46 KSEW 090116
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
616 PM PDT FRI MAY 08 2026
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MAY 8 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 62 425 PM 84 1969 65 -3 63
1987
MINIMUM 49 635 AM 36 1999 47 2 43
AVERAGE 56 56 0 53
PRECIPITATION (IN)
TODAY 0.00 0.54 2014 0.06 -0.06 0.00
MONTH TO DATE T 0.55 -0.55 T
SINCE OCT 1 33.45 33.38 0.07 26.51
SINCE JAN 1 16.67 17.44 -0.77 13.11
SNOWFALL (IN)
TODAY MM T 1953 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
TODAY 9 9 0 12
MONTH TO DATE 41 79 -38 69
SINCE MAR 1 997 1048 -51 996
SINCE JUL 1 3747 4095 -348 4153
COOLING
TODAY 0 0 0 0
MONTH TO DATE 4 0 4 0
SINCE MAR 1 4 1 3 0
SINCE JAN 1 4 1 3 0
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 10.1
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 200 AM
LOWEST 48 200 PM
AVERAGE 69
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 86 2020
MINIMUM TEMPERATURE (F) 48 38 1955
1985
1999
SUNRISE AND SUNSET
MAY 8 2026...........SUNRISE 541 AM PDT SUNSET 831 PM PDT
MAY 9 2026...........SUNRISE 540 AM PDT SUNSET 832 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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