708
CDUS46 KSEW 010130
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
630 PM PDT TUE OCT 31 2023
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR OCTOBER 31 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 53 413 PM 71 1949 56 -3 54
MINIMUM 36 414 AM 30 2003 44 -8 46
2006
AVERAGE 45 50 -5 50
PRECIPITATION (IN)
TODAY 0.00 1.30 2015 0.17 -0.17 0.64
MONTH TO DATE 2.89 3.91 -1.02 2.51
SINCE OCT 1 2.89 3.91 -1.02 2.51
SINCE JAN 1 20.71 27.31 -6.60 27.89
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 20 15 5 15
MONTH TO DATE 285 349 -64 233
SINCE SEP 1 393 451 -58 268
SINCE JUL 1 405 506 -101 288
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
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION N (340)
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 2.0
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 600 AM
LOWEST 54 300 PM
AVERAGE 73
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 55 67 1981
MINIMUM TEMPERATURE (F) 44 30 2003
SUNRISE AND SUNSET
OCTOBER 31 2023.......SUNRISE 751 AM PDT SUNSET 554 PM PDT
NOVEMBER 1 2023......SUNRISE 753 AM PDT SUNSET 552 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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