109
CDUS46 KSEW 260832
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
132 AM PDT SUN JUL 26 2026
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..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JULY 25 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
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TEMPERATURE (F)
YESTERDAY
MAXIMUM 73 340 PM 94 1988 79 -6 71
MINIMUM 57 347 AM 47 1954 58 -1 55
AVERAGE 65 68 -3 63
PRECIPITATION (IN)
YESTERDAY 0.00 0.40 1983 0.02 -0.02 0.01
MONTH TO DATE 0.41 0.50 -0.09 0.01
SINCE OCT 1 36.34 36.66 -0.32 27.77
SINCE JAN 1 19.56 20.72 -1.16 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 1 -1 2
MONTH TO DATE 20 31 -11 18
SINCE JUN 1 115 149 -34 112
SINCE JUL 1 20 31 -11 18
COOLING
YESTERDAY 0 4 -4 0
MONTH TO DATE 72 72 0 97
SINCE JUN 1 143 101 42 139
SINCE JAN 1 153 111 42 142
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WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 9.5
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 300 AM
LOWEST 49 300 PM
AVERAGE 68
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 94 2022
MINIMUM TEMPERATURE (F) 58 49 1952
SUNRISE AND SUNSET
JULY 26 2026..........SUNRISE 540 AM PDT SUNSET 851 PM PDT
JULY 27 2026..........SUNRISE 541 AM PDT SUNSET 849 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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