598
CDUS46 KSEW 110826
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
126 AM PDT FRI AUG 11 2023
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...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 10 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 74 436 PM 98 1981 78 -4 70
MINIMUM 60 647 AM 46 1954 58 2 59
AVERAGE 67 68 -1 65
PRECIPITATION (IN)
YESTERDAY 0.00 0.38 2019 0.03 -0.03 0.03
MONTH TO DATE 0.04 0.23 -0.19 0.03
SINCE OCT 1 29.04 36.99 -7.95 45.21
SINCE JAN 1 14.15 21.05 -6.90 25.11
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 0 1 -1 0
MONTH TO DATE 0 3 -3 2
SINCE JUN 1 114 152 -38 159
SINCE JUL 1 2 34 -32 19
COOLING
YESTERDAY 2 4 -2 0
MONTH TO DATE 49 40 9 41
SINCE JUN 1 197 165 32 218
SINCE JAN 1 232 175 57 218
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WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NW (310)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 5.5
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 75 500 AM
LOWEST 46 500 PM
AVERAGE 61
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 96 2014
MINIMUM TEMPERATURE (F) 58 46 1954
SUNRISE AND SUNSET
AUGUST 11 2023........SUNRISE 600 AM PDT SUNSET 828 PM PDT
AUGUST 12 2023........SUNRISE 601 AM PDT SUNSET 826 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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