772
CDUS46 KSEW 220845
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
145 AM PDT SAT JUL 22 2023
...............................
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JULY 21 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 78 600 PM 97 2006 79 -1 81
MINIMUM 58 739 AM 48 1951 58 0 57
AVERAGE 68 68 0 69
PRECIPITATION (IN)
YESTERDAY 0.00 0.29 2007 0.02 -0.02 0.00
MONTH TO DATE 0.00 0.44 -0.44 0.18
SINCE OCT 1 28.91 36.60 -7.69 45.18
SINCE JAN 1 14.02 20.66 -6.64 25.08
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 2 27 -25 17
SINCE JUN 1 114 145 -31 157
SINCE JUL 1 2 27 -25 17
COOLING
YESTERDAY 3 4 -1 4
MONTH TO DATE 92 56 36 49
SINCE JUN 1 121 85 36 80
SINCE JAN 1 156 95 61 80
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WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (250)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 5.0
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 100 AM
LOWEST 43 600 PM
AVERAGE 65
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THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 96 2006
MINIMUM TEMPERATURE (F) 58 49 1954
1973
SUNRISE AND SUNSET
JULY 22 2023..........SUNRISE 535 AM PDT SUNSET 856 PM PDT
JULY 23 2023..........SUNRISE 536 AM PDT SUNSET 854 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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