071
CDUS46 KSEW 030834
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
134 AM PDT SUN SEP 03 2023
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 2 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
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TEMPERATURE (F)
YESTERDAY
MAXIMUM 87 407 PM 98 1988 75 12 80
MINIMUM 58 539 AM 41 1960 56 2 56
AVERAGE 73 66 7 68
PRECIPITATION (IN)
YESTERDAY 0.00 0.71 1979 0.04 -0.04 0.00
MONTH TO DATE 0.00 0.08 -0.08 0.00
SINCE OCT 1 29.27 37.81 -8.54 45.23
SINCE JAN 1 14.38 21.87 -7.49 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 MM
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 0 4 -4 0
SINCE SEP 1 0 4 -4 0
SINCE JUL 1 12 59 -47 20
COOLING
YESTERDAY 8 2 6 3
MONTH TO DATE 12 4 8 7
SINCE SEP 1 12 4 8 7
SINCE JAN 1 364 237 127 351
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WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION NW (320)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 4.7
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 600 AM
LOWEST 29 400 PM
AVERAGE 56
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 92 1988
MINIMUM TEMPERATURE (F) 56 45 1956
SUNRISE AND SUNSET
SEPTEMBER 3 2023.....SUNRISE 631 AM PDT SUNSET 746 PM PDT
SEPTEMBER 4 2023.....SUNRISE 632 AM PDT SUNSET 744 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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