670  
CDUS46 KSEW 130926  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
126 AM PST THU FEB 13 2025  
   
...............................  
 
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR FEBRUARY 12 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 42 339 PM 66 1963 50 -8 47  
MINIMUM 20R 605 AM 21 1949 38 -18 43  
AVERAGE 31 44 -13 45  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.23 1954 0.14 -0.14 0.31  
MONTH TO DATE 0.59 1.75 -1.16 1.17  
SINCE OCT 1 15.91 23.47 -7.56 24.84  
SINCE JAN 1 2.51 7.53 -5.02 7.69  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.2 2021 0.0  
MONTH TO DATE 2.3 0.0  
SINCE OCT 1 2.3 T  
SINCE JUL 1 2.3 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 34 21 13 20  
MONTH TO DATE 367 257 110 236  
SINCE DEC 1 1805 1655 150 1551  
SINCE JUL 1 2846 2716 130 2554  
 
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 E (80)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 7.7  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 600 AM  
LOWEST 22 200 PM  
AVERAGE 50  
   
......................................................  
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 50 60 2015  
MINIMUM TEMPERATURE (F) 38 18 1949  
 
SUNRISE AND SUNSET  
FEBRUARY 13 2025......SUNRISE 717 AM PST SUNSET 530 PM PST  
FEBRUARY 14 2025......SUNRISE 715 AM PST SUNSET 532 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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