970
CDUS46 KSEW 230831
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
131 AM PDT WED AUG 23 2023
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 22 2023...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 72 347 PM 89 2018 77 -5 84
MINIMUM 54 607 AM 45 1960 57 -3 59
AVERAGE 63 67 -4 72
PRECIPITATION (IN)
YESTERDAY 0.02 1.41 2001 0.04 -0.02 0.00
MONTH TO DATE 0.06 0.62 -0.56 0.05
SINCE OCT 1 29.06 37.38 -8.32 45.23
SINCE JAN 1 14.17 21.44 -7.27 25.13
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 8.1 9.2
SINCE JUL 1 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 2 1 1 0
MONTH TO DATE 3 15 -12 2
SINCE JUN 1 117 164 -47 159
SINCE JUL 1 5 46 -41 19
COOLING
YESTERDAY 0 3 -3 7
MONTH TO DATE 140 79 61 119
SINCE JUN 1 288 204 84 296
SINCE JAN 1 323 214 109 296
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WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 7.8
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 500 AM
LOWEST 44 400 PM
AVERAGE 62
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 91 1988
MINIMUM TEMPERATURE (F) 57 46 1955
SUNRISE AND SUNSET
AUGUST 23 2023........SUNRISE 616 AM PDT SUNSET 807 PM PDT
AUGUST 24 2023........SUNRISE 617 AM PDT SUNSET 805 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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