259
CDUS46 KSEW 110120
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
620 PM PDT TUE OCT 10 2023
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR OCTOBER 10 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 62 242 PM 77 1987 63 -1 69
MINIMUM 51 1249 AM 34 1946 48 3 51
2019
AVERAGE 57 55 2 60
PRECIPITATION (IN)
TODAY 0.16 1.13 2015 0.10 0.06 0.01
MONTH TO DATE 0.68 0.93 -0.25 0.01
SINCE OCT 1 0.68 0.93 -0.25 0.01
SINCE JAN 1 18.50 24.33 -5.83 25.39
SNOWFALL (IN)
TODAY MM 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 MM
DEGREE DAYS
HEATING
TODAY 8 10 -2 5
MONTH TO DATE 54 82 -28 20
SINCE SEP 1 162 184 -22 55
SINCE JUL 1 174 239 -65 75
COOLING
TODAY 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
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SE (150)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 7.5
SKY COVER
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 100 AM
LOWEST 69 200 PM
AVERAGE 78
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 62 83 1991
MINIMUM TEMPERATURE (F) 48 36 1946
SUNRISE AND SUNSET
OCTOBER 10 2023.......SUNRISE 721 AM PDT SUNSET 631 PM PDT
OCTOBER 11 2023.......SUNRISE 722 AM PDT SUNSET 629 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page