171
CDUS46 KSEW 260828
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
128 AM PDT SAT AUG 26 2023
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 25 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 86 314 PM 91 2016 77 9 89
MINIMUM 61 746 AM 45 1954 57 4 60
AVERAGE 74 67 7 75
PRECIPITATION (IN)
YESTERDAY 0.02 0.59 1968 0.04 -0.02 0.00
MONTH TO DATE 0.12 0.73 -0.61 0.05
SINCE OCT 1 29.12 37.49 -8.37 45.23
SINCE JAN 1 14.23 21.55 -7.32 25.13
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 0
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 3 18 -15 2
SINCE JUN 1 117 167 -50 159
SINCE JUL 1 5 49 -44 19
COOLING
YESTERDAY 9 2 7 10
MONTH TO DATE 151 86 65 141
SINCE JUN 1 299 211 88 318
SINCE JAN 1 334 221 113 318
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION N (10)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 9.4
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 75 1000 AM
LOWEST 32 400 PM
AVERAGE 54
......................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 92 2016
MINIMUM TEMPERATURE (F) 57 46 1957
SUNRISE AND SUNSET
AUGUST 26 2023........SUNRISE 620 AM PDT SUNSET 801 PM PDT
AUGUST 27 2023........SUNRISE 621 AM PDT SUNSET 759 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