473
CDUS46 KSEW 280117
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
617 PM PDT FRI OCT 27 2023
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR OCTOBER 27 2023...
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 50 146 PM 67 1968 57 -7 59
MINIMUM 35 617 AM 31 1970 45 -10 49
AVERAGE 43 51 -8 54
PRECIPITATION (IN)
TODAY 0.00 1.23 1967 0.16 -0.16 T
MONTH TO DATE 2.89 3.23 -0.34 1.30
SINCE OCT 1 2.89 3.23 -0.34 1.30
SINCE JAN 1 20.71 26.63 -5.92 26.68
SNOWFALL (IN)
TODAY 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
TODAY 22 14 8 11
MONTH TO DATE 204 289 -85 178
SINCE SEP 1 312 391 -79 213
SINCE JUL 1 324 446 -122 233
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 13
SINCE SEP 1 26 30 -4 50
SINCE JAN 1 378 263 115 394
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WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION N (10)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 6.7
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 89 300 AM
LOWEST 34 200 PM
AVERAGE 62
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 56 68 2017
MINIMUM TEMPERATURE (F) 44 29 1946
SUNRISE AND SUNSET
OCTOBER 27 2023.......SUNRISE 745 AM PDT SUNSET 600 PM PDT
OCTOBER 28 2023.......SUNRISE 747 AM PDT SUNSET 558 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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