480  
CDUS46 KSEW 250122  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
622 PM PDT MON JUL 24 2023  
   
...............................
 
 
   
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JULY 24 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 73 232 PM 95 2004 79 -6 84  
MINIMUM 57 435 AM 43 1953 58 -1 56  
AVERAGE 65 68 -3 70  
 
PRECIPITATION (IN)  
TODAY 0.01 0.28 1991 0.01 0.00 0.00  
MONTH TO DATE 0.01 0.48 -0.47 0.18  
SINCE OCT 1 28.92 36.64 -7.72 45.18  
SINCE JAN 1 14.03 20.70 -6.67 25.08  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 0 1 -1 0  
MONTH TO DATE 2 30 -28 17  
SINCE JUN 1 114 148 -34 157  
SINCE JUL 1 2 30 -28 17  
 
COOLING  
TODAY 0 4 -4 5  
MONTH TO DATE 103 68 35 54  
SINCE JUN 1 132 97 35 85  
SINCE JAN 1 167 107 60 85    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 8.2  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 800 AM  
LOWEST 51 300 PM  
AVERAGE 66  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 94 1988  
MINIMUM TEMPERATURE (F) 58 47 1954  
 
SUNRISE AND SUNSET  
JULY 24 2023..........SUNRISE 537 AM PDT SUNSET 853 PM PDT  
JULY 25 2023..........SUNRISE 539 AM PDT SUNSET 852 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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