963  
CDUS46 KSEW 250116  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
616 PM PDT MON APR 24 2023  
   
...............................
 
 
   
..THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 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 58 325 PM 77 2018 61 -3 67  
MINIMUM 45 734 AM 30 1950 45 0 42  
AVERAGE 52 53 -1 55  
 
PRECIPITATION (IN)  
TODAY 0.03 0.70 1948 0.10 -0.07 0.00  
MONTH TO DATE 3.86 2.67 1.19 1.99  
SINCE OCT 1 26.76 32.32 -5.56 37.79  
SINCE JAN 1 11.87 16.38 -4.51 17.69  
 
SNOWFALL (IN)  
TODAY 0.0 T 1991 0.0  
MONTH TO DATE T T  
SINCE OCT 1 8.1 9.2  
SINCE JUL 1 8.1 9.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 13 12 1 10  
MONTH TO DATE 447 343 104 441  
SINCE MAR 1 1039 900 139 993  
SINCE JUL 1 4126 3947 179 4250  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION SW (230)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 9.1  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 100 AM  
LOWEST 55 200 PM  
AVERAGE 74  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 77 1992  
MINIMUM TEMPERATURE (F) 45 34 1948  
 
SUNRISE AND SUNSET  
APRIL 24 2023.........SUNRISE 604 AM PDT SUNSET 811 PM PDT  
APRIL 25 2023.........SUNRISE 603 AM PDT SUNSET 813 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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