828
CDUS46 KSEW 040827
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
127 AM PDT MON SEP 04 2023
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 3 2023...
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)
YESTERDAY
MAXIMUM 69 242 PM 92 1988 75 -6 74
MINIMUM 57 1159 PM 45 1956 56 1 57
AVERAGE 63 65 -2 66
PRECIPITATION (IN)
YESTERDAY 0.06 0.91 1945 0.04 0.02 0.06
MONTH TO DATE 0.06 0.12 -0.06 0.06
SINCE OCT 1 29.33 37.85 -8.52 45.29
SINCE JAN 1 14.44 21.91 -7.47 25.19
SNOWFALL (IN)
YESTERDAY 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 MM
DEGREE DAYS
HEATING
YESTERDAY 2 2 0 0
MONTH TO DATE 2 6 -4 0
SINCE SEP 1 2 6 -4 0
SINCE JUL 1 14 61 -47 20
COOLING
YESTERDAY 0 2 -2 1
MONTH TO DATE 12 6 6 8
SINCE SEP 1 12 6 6 8
SINCE JAN 1 364 239 125 352
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 11.5
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 500 PM
LOWEST 61 1200 AM
AVERAGE 74
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 88 2017
MINIMUM TEMPERATURE (F) 56 42 1952
SUNRISE AND SUNSET
SEPTEMBER 4 2023.....SUNRISE 632 AM PDT SUNSET 744 PM PDT
SEPTEMBER 5 2023.....SUNRISE 633 AM PDT SUNSET 742 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