058  
CDUS46 KSEW 130217  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
617 PM PST SUN NOV 12 2023  
   
...............................
 
 
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR NOVEMBER 12 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 51 252 PM 61 2018 53 -2 50  
MINIMUM 46 541 AM 13 1955 42 4 33  
AVERAGE 49 47 2 42  
 
PRECIPITATION (IN)  
TODAY 0.01 1.52 1999 0.22 -0.21 0.00  
MONTH TO DATE 4.79 2.43 2.36 1.67  
SINCE OCT 1 7.68 6.34 1.34 4.18  
SINCE JAN 1 25.50 29.74 -4.24 29.56  
 
SNOWFALL (IN)  
TODAY MM T 1955 0.0  
MONTH TO DATE 0.0 0.0  
SINCE OCT 1 0.0 0.0  
SINCE JUL 1 0.0 0.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 16 18 -2 23  
MONTH TO DATE 174 201 -27 268  
SINCE SEP 1 567 652 -85 536  
SINCE JUL 1 579 707 -128 556  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 26 30 -4 50  
SINCE JAN 1 378 263 115 394    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SE (120)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 4.3  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 400 PM  
LOWEST 65 1200 PM  
AVERAGE 74  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 53 62 1997  
MINIMUM TEMPERATURE (F) 41 14 1955  
 
SUNRISE AND SUNSET  
NOVEMBER 12 2023......SUNRISE 709 AM PST SUNSET 437 PM PST  
NOVEMBER 13 2023......SUNRISE 711 AM PST SUNSET 436 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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