983
CDUS46 KSEW 100827
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
127 AM PDT SAT AUG 10 2024
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 9 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 84 431 PM 99 1960 79 5 77
1981
MINIMUM 61 604 AM 47 1950 58 3 60
AVERAGE 73 68 5 69
PRECIPITATION (IN)
YESTERDAY 0.00 0.61 1957 0.02 -0.02 T
1991
MONTH TO DATE 0.00 0.20 -0.20 0.04
SINCE OCT 1 33.44 36.96 -3.52 29.04
SINCE JAN 1 16.29 21.02 -4.73 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 MM
DEGREE DAYS
HEATING
YESTERDAY 0 1 -1 0
MONTH TO DATE 2 2 0 0
SINCE JUN 1 141 151 -10 114
SINCE JUL 1 9 33 -24 2
COOLING
YESTERDAY 8 4 4 4
MONTH TO DATE 50 36 14 47
SINCE JUN 1 233 161 72 195
SINCE JAN 1 240 171 69 230
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WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 3.9
SKY COVER
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 300 AM
LOWEST 41 300 PM
AVERAGE 61
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 98 1981
MINIMUM TEMPERATURE (F) 58 46 1954
SUNRISE AND SUNSET
AUGUST 10 2024........SUNRISE 600 AM PDT SUNSET 828 PM PDT
AUGUST 11 2024........SUNRISE 601 AM PDT SUNSET 827 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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