300
CDUS46 KSEW 070828
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
128 AM PDT TUE APR 07 2026
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 6 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 73 426 PM 78 2007 57 16 57
MINIMUM 46 541 AM 31 1956 42 4 48
AVERAGE 60 50 10 53
PRECIPITATION (IN)
YESTERDAY 0.00 0.63 1963 0.12 -0.12 0.47
MONTH TO DATE 0.69 0.72 -0.03 0.59
SINCE OCT 1 31.37 30.37 1.00 24.55
SINCE JAN 1 14.59 14.43 0.16 11.15
SNOWFALL (IN)
YESTERDAY 0.0 T 1991 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 5 15 -10 12
MONTH TO DATE 76 95 -19 86
SINCE MAR 1 661 652 9 632
SINCE JUL 1 3411 3699 -288 3789
COOLING
YESTERDAY 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
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WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 4.8
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 500 AM
LOWEST 40 400 PM
AVERAGE 63
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 78 1996
2016
MINIMUM TEMPERATURE (F) 42 29 1952
SUNRISE AND SUNSET
APRIL 7 2026.........SUNRISE 636 AM PDT SUNSET 748 PM PDT
APRIL 8 2026.........SUNRISE 634 AM PDT SUNSET 749 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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