644  
CDUS46 KSEW 230217  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
617 PM PST MON JAN 22 2024  
   
...............................
 
 
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JANUARY 22 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 51 358 PM 60 1981 49 2 44  
MINIMUM 44 734 AM 19 1962 38 6 35  
AVERAGE 48 43 5 40  
 
PRECIPITATION (IN)  
TODAY 0.43 1.29 1953 0.18 0.25 0.03  
MONTH TO DATE 3.97 4.20 -0.23 2.88  
SINCE OCT 1 21.12 20.14 0.98 17.77  
SINCE JAN 1 3.97 4.20 -0.23 2.88  
 
SNOWFALL (IN)  
TODAY 0.0 2.0 1982 0.0  
MONTH TO DATE T T  
SINCE OCT 1 T 5.8  
SINCE JUL 1 T 5.8  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 17 22 -5 25  
MONTH TO DATE 580 492 88 428  
SINCE DEC 1 1176 1203 -27 1233  
SINCE JUL 1 2179 2264 -85 2183  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SE (140)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1200 PM  
LOWEST 79 1200 AM  
AVERAGE 86  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 49 56 2001  
2005  
MINIMUM TEMPERATURE (F) 38 16 1949  
 
SUNRISE AND SUNSET  
JANUARY 22 2024.......SUNRISE 747 AM PST SUNSET 455 PM PST  
JANUARY 23 2024.......SUNRISE 746 AM PST SUNSET 457 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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