486  
CDUS46 KSEW 250929  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
129 AM PST THU JAN 25 2024  
   
...............................
 
 
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JANUARY 24 2024...  
 
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)  
YESTERDAY  
MAXIMUM 51 439 PM 58 1995 49 2 44  
2015  
MINIMUM 43 812 AM 10 1950 38 5 37  
AVERAGE 47 43 4 41  
 
PRECIPITATION (IN)  
YESTERDAY 0.40 1.36 1984 0.18 0.22 T  
MONTH TO DATE 4.38 4.56 -0.18 2.88  
SINCE OCT 1 21.53 20.50 1.03 17.77  
SINCE JAN 1 4.38 4.56 -0.18 2.88  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.5 1972 0.0  
MONTH TO DATE T T  
SINCE OCT 1 T 5.8  
SINCE JUL 1 T 5.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 18 22 -4 24  
MONTH TO DATE 615 536 79 476  
SINCE DEC 1 1211 1247 -36 1281  
SINCE JUL 1 2214 2308 -94 2231  
 
COOLING  
YESTERDAY 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 7 RESULTANT WIND DIRECTION SE (150)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 900 AM  
LOWEST 74 300 AM  
AVERAGE 82  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 49 63 2015  
MINIMUM TEMPERATURE (F) 38 7 1950  
 
SUNRISE AND SUNSET  
JANUARY 25 2024.......SUNRISE 744 AM PST SUNSET 500 PM PST  
JANUARY 26 2024.......SUNRISE 743 AM PST SUNSET 501 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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