439
CDUS46 KSEW 050826
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT THU OCT 05 2023
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...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR OCTOBER 4 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 68 333 PM 76 1966 65 3 64
MINIMUM 53 417 AM 38 1957 50 3 53
AVERAGE 61 57 4 59
PRECIPITATION (IN)
YESTERDAY 0.00 0.92 1950 0.09 -0.09 0.00
MONTH TO DATE 0.49 0.33 0.16 0.00
SINCE OCT 1 0.49 0.33 0.16 0.00
SINCE JAN 1 18.31 23.73 -5.42 25.38
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 0.0 0.0
SINCE JUL 1 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 4 8 -4 6
MONTH TO DATE 31 29 2 6
SINCE SEP 1 139 131 8 41
SINCE JUL 1 151 186 -35 61
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 5
SINCE SEP 1 26 30 -4 42
SINCE JAN 1 378 263 115 386
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WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION N (10)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 6.1
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 200 AM
LOWEST 57 300 PM
AVERAGE 75
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 82 1980
MINIMUM TEMPERATURE (F) 50 38 1974
SUNRISE AND SUNSET
OCTOBER 5 2023.......SUNRISE 714 AM PDT SUNSET 641 PM PDT
OCTOBER 6 2023.......SUNRISE 715 AM PDT SUNSET 639 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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