780
CDUS46 KSEW 290826
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT SUN SEP 29 2024
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 28 2024...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 62 224 PM 86 2017 68 -6 63
MINIMUM 49 502 AM 38 1946 51 -2 52
1950
AVERAGE 56 59 -3 58
PRECIPITATION (IN)
YESTERDAY T 1.71 2013 0.07 -0.07 0.13
MONTH TO DATE 0.62 1.46 -0.84 3.44
SINCE OCT 1 35.72 39.19 -3.47 32.71
SINCE JAN 1 18.57 23.25 -4.68 17.82
SNOWFALL (IN)
YESTERDAY 0.0 MM MM 0.0
MONTH TO DATE 0.0 0.0
SINCE OCT 1 0.3 8.1
SINCE JUL 1 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 9 6 3 7
MONTH TO DATE 90 91 -1 86
SINCE SEP 1 90 91 -1 86
SINCE JUL 1 128 146 -18 98
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 42 30 12 26
SINCE SEP 1 42 30 12 26
SINCE JAN 1 315 263 52 378
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION N (20)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 7.2
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 500 AM
LOWEST 54 300 PM
AVERAGE 74
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 81 1992
1993
MINIMUM TEMPERATURE (F) 51 37 1954
SUNRISE AND SUNSET
SEPTEMBER 29 2024.....SUNRISE 706 AM PDT SUNSET 651 PM PDT
SEPTEMBER 30 2024.....SUNRISE 708 AM PDT SUNSET 649 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.
The Nexlab WA Page Main Text Page