941  
CDUS46 KSEW 020120  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
620 PM PDT THU AUG 01 2024  
   
...............................  
 
   
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 1 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 87 322 PM 92 1949 79 8 83  
2015  
MINIMUM 62 534 AM 48 1945 58 4 58  
AVERAGE 75 68 7 71  
 
PRECIPITATION (IN)  
TODAY 0.00 0.52 1964 0.02 -0.02 0.00  
MONTH TO DATE 0.00 0.02 -0.02 0.00  
SINCE OCT 1 33.44 36.78 -3.34 29.00  
SINCE JAN 1 16.29 20.84 -4.55 14.11  
 
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 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 139 149 -10 114  
SINCE JUL 1 7 31 -24 2  
 
COOLING  
TODAY 10 4 6 6  
MONTH TO DATE 10 4 6 6  
SINCE JUN 1 193 129 64 154  
SINCE JAN 1 200 139 61 189    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION N (10)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 10.0  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 600 AM  
LOWEST 44 200 PM  
AVERAGE 61  
   
......................................................  
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 91 2017  
MINIMUM TEMPERATURE (F) 58 46 1953  
 
SUNRISE AND SUNSET  
AUGUST 1 2024........SUNRISE 548 AM PDT SUNSET 842 PM PDT  
AUGUST 2 2024........SUNRISE 549 AM PDT SUNSET 841 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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