741
CDUS46 KSEW 290116
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
616 PM PDT TUE APR 28 2026
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 28 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 56 411 PM 80 2023 62 -6 55
MINIMUM 46 510 AM 31 1955 45 1 46
AVERAGE 51 54 -3 51
PRECIPITATION (IN)
TODAY 0.04 0.44 1978 0.08 -0.04 0.07
MONTH TO DATE 2.77 3.02 -0.25 2.43
SINCE OCT 1 33.45 32.67 0.78 26.39
SINCE JAN 1 16.67 16.73 -0.06 12.99
SNOWFALL (IN)
TODAY 0.0 T 1986 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 14 11 3 14
MONTH TO DATE 360 390 -30 356
SINCE MAR 1 945 947 -2 902
SINCE JUL 1 3695 3994 -299 4059
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION S (180)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 8.4
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 400 AM
LOWEST 57 400 PM
AVERAGE 77
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 63 80 1976
MINIMUM TEMPERATURE (F) 45 31 1952
SUNRISE AND SUNSET
APRIL 28 2026.........SUNRISE 557 AM PDT SUNSET 817 PM PDT
APRIL 29 2026.........SUNRISE 555 AM PDT SUNSET 818 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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