061
CDUS46 KSEW 220826
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT THU AUG 22 2024
...............................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 21 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 69 200 PM 91 2018 77 -8 75
MINIMUM 58 608 AM 44 1947 57 1 53
AVERAGE 64 67 -3 64
PRECIPITATION (IN)
YESTERDAY 0.00 0.70 1989 0.03 -0.03 0.00
MONTH TO DATE 0.64 0.58 0.06 0.04
SINCE OCT 1 34.08 37.34 -3.26 29.04
SINCE JAN 1 16.93 21.40 -4.47 14.15
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 1 1 0 1
MONTH TO DATE 5 14 -9 1
SINCE JUN 1 144 163 -19 115
SINCE JUL 1 12 45 -33 3
COOLING
YESTERDAY 0 3 -3 0
MONTH TO DATE 69 76 -7 140
SINCE JUN 1 252 201 51 288
SINCE JAN 1 259 211 48 323
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WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (200)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 5.8
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 500 AM
LOWEST 65 500 PM
AVERAGE 78
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 89 2018
MINIMUM TEMPERATURE (F) 57 45 1960
SUNRISE AND SUNSET
AUGUST 22 2024........SUNRISE 616 AM PDT SUNSET 807 PM PDT
AUGUST 23 2024........SUNRISE 617 AM PDT SUNSET 805 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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