456  
CDUS46 KSEW 042005 CCA  
CLISEA  
 
CLIMATE REPORT...CORRECTED SNOW DEPTH  
NATIONAL WEATHER SERVICE SEATTLE  
1205 PM PST TUE FEB 04 2025  
   
...............................
 
 
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR FEBRUARY 3 2025...  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1945 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 39 115 PM 63 1992 49 -10 51  
MINIMUM 31 301 AM 8 1950 38 -7 37  
AVERAGE 35 44 -9 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 1.29 1968 0.15 -0.13 0.00  
MONTH TO DATE 0.39 0.45 -0.06 0.09  
SINCE OCT 1 15.71 22.17 -6.46 23.76  
SINCE JAN 1 2.31 6.23 -3.92 6.61  
 
SNOWFALL (IN)  
YESTERDAY T 1.3 1949 0.0  
MONTH TO DATE 1.2 0.0  
SINCE OCT 1 1.2 T  
SINCE JUL 1 1.2 T  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
YESTERDAY 30 22 8 21  
MONTH TO DATE 89 66 23 49  
SINCE DEC 1 1527 1464 63 1364  
SINCE JUL 1 2568 2525 43 2367  
 
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 (130)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 7.6  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 900 PM  
LOWEST 79 200 PM  
AVERAGE 88  
   
......................................................
 
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 49 63 1993  
2009  
MINIMUM TEMPERATURE (F) 38 7 1989  
 
SUNRISE AND SUNSET  
FEBRUARY 4 2025......SUNRISE 731 AM PST SUNSET 516 PM PST  
FEBRUARY 5 2025......SUNRISE 729 AM PST SUNSET 518 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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