139
CDUS46 KSEW 050827
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
127 AM PDT SUN APR 05 2026
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 4 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 63 355 PM 75 1966 57 6 65
MINIMUM 40 610 AM 31 1948 42 -2 39
AVERAGE 52 49 3 52
PRECIPITATION (IN)
YESTERDAY 0.00 2.64 1991 0.12 -0.12 0.00
MONTH TO DATE 0.69 0.48 0.21 0.12
SINCE OCT 1 31.37 30.13 1.24 24.08
SINCE JAN 1 14.59 14.19 0.40 10.68
SNOWFALL (IN)
YESTERDAY 0.0 T 1975 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 13 16 -3 13
MONTH TO DATE 63 64 -1 66
SINCE MAR 1 648 621 27 612
SINCE JUL 1 3398 3668 -270 3769
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 8 RESULTANT WIND DIRECTION N (0)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 8.9
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 400 AM
LOWEST 44 400 PM
AVERAGE 69
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 57 73 1966
1977
MINIMUM TEMPERATURE (F) 42 29 1975
SUNRISE AND SUNSET
APRIL 5 2026.........SUNRISE 640 AM PDT SUNSET 745 PM PDT
APRIL 6 2026.........SUNRISE 638 AM PDT SUNSET 746 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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