048
CDUS46 KSEW 040826
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT TUE AUG 04 2026
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..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 3 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 76 418 PM 94 2017 79 -3 71
MINIMUM 53 330 AM 46 1956 58 -5 56
AVERAGE 65 68 -3 64
PRECIPITATION (IN)
YESTERDAY 0.00 0.47 1996 0.03 -0.03 0.00
MONTH TO DATE T 0.07 -0.07 0.00
SINCE OCT 1 36.35 36.83 -0.48 27.77
SINCE JAN 1 19.57 20.89 -1.32 14.37
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 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 1
MONTH TO DATE 1 0 1 1
SINCE JUN 1 116 149 -33 116
SINCE JUL 1 21 31 -10 22
COOLING
YESTERDAY 0 4 -4 0
MONTH TO DATE 0 12 -12 2
SINCE JUN 1 158 137 21 163
SINCE JAN 1 168 147 21 166
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WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION N (10)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 8.3
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 300 AM
LOWEST 43 400 PM
AVERAGE 62
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 95 1993
MINIMUM TEMPERATURE (F) 58 44 1950
SUNRISE AND SUNSET
AUGUST 4 2026........SUNRISE 551 AM PDT SUNSET 838 PM PDT
AUGUST 5 2026........SUNRISE 553 AM PDT SUNSET 837 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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