332
CDUS46 KSEW 300119
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
619 PM PDT FRI SEP 29 2023
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 29 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 59 334 PM 81 1992 67 -8 70
1993
MINIMUM 46 607 AM 37 1954 51 -5 56
AVERAGE 53 59 -6 63
PRECIPITATION (IN)
TODAY 0.00 0.92 1951 0.07 -0.07 0.00
MONTH TO DATE 3.44 1.53 1.91 0.25
SINCE OCT 1 32.71 39.26 -6.55 45.48
SINCE JAN 1 17.82 23.32 -5.50 25.38
SNOWFALL (IN)
TODAY 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
TODAY 12 6 6 2
MONTH TO DATE 98 97 1 32
SINCE SEP 1 98 97 1 32
SINCE JUL 1 110 152 -42 52
COOLING
TODAY 0 0 0 0
MONTH TO DATE 26 30 -4 37
SINCE SEP 1 26 30 -4 37
SINCE JAN 1 378 263 115 381
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION N (0)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 10.0
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 300 AM
LOWEST 60 300 PM
AVERAGE 77
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 82 1992
MINIMUM TEMPERATURE (F) 51 36 1950
SUNRISE AND SUNSET
SEPTEMBER 29 2023.....SUNRISE 705 AM PDT SUNSET 653 PM PDT
SEPTEMBER 30 2023.....SUNRISE 707 AM PDT SUNSET 651 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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