638
CDUS46 KSEW 060826
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT WED SEP 06 2023
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...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 5 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 70 412 PM 88 1973 75 -5 75
MINIMUM 53 210 AM 42 1947 55 -2 55
AVERAGE 62 65 -3 65
PRECIPITATION (IN)
YESTERDAY 0.00 1.09 2013 0.04 -0.04 0.00
MONTH TO DATE 0.13 0.21 -0.08 0.07
SINCE OCT 1 29.40 37.94 -8.54 45.30
SINCE JAN 1 14.51 22.00 -7.49 25.20
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 3 2 1 0
MONTH TO DATE 10 10 0 0
SINCE SEP 1 10 10 0 0
SINCE JUL 1 22 65 -43 20
COOLING
YESTERDAY 0 2 -2 0
MONTH TO DATE 12 10 2 10
SINCE SEP 1 12 10 2 10
SINCE JAN 1 364 243 121 354
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WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 4.2
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 300 AM
LOWEST 43 500 PM
AVERAGE 63
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 90 2014
MINIMUM TEMPERATURE (F) 55 44 1947
SUNRISE AND SUNSET
SEPTEMBER 6 2023.....SUNRISE 635 AM PDT SUNSET 740 PM PDT
SEPTEMBER 7 2023.....SUNRISE 636 AM PDT SUNSET 738 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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