246  
CDUS46 KSEW 070118  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
618 PM PDT TUE AUG 06 2024  
   
...............................  
 
   
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 6 2024  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 70 332 PM 91 1972 79 -9 76  
MINIMUM 56 156 AM 46 1947 58 -2 62  
AVERAGE 63 68 -5 69  
 
PRECIPITATION (IN)  
TODAY 0.00 0.57 2004 0.02 -0.02 0.00  
MONTH TO DATE 0.00 0.13 -0.13 0.02  
SINCE OCT 1 33.44 36.89 -3.45 29.02  
SINCE JAN 1 16.29 20.95 -4.66 14.13  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 2 0 2 0  
MONTH TO DATE 2 0 2 0  
SINCE JUN 1 141 149 -8 114  
SINCE JUL 1 9 31 -22 2  
 
COOLING  
TODAY 0 4 -4 4  
MONTH TO DATE 33 24 9 34  
SINCE JUN 1 216 149 67 182  
SINCE JAN 1 223 159 64 217    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 7.6  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 100 AM  
LOWEST 55 300 PM  
AVERAGE 71  
   
......................................................  
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 95 1972  
MINIMUM TEMPERATURE (F) 58 48 1948  
 
SUNRISE AND SUNSET  
AUGUST 6 2024........SUNRISE 554 AM PDT SUNSET 835 PM PDT  
AUGUST 7 2024........SUNRISE 556 AM PDT SUNSET 833 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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