606  
CDUS46 KSEW 230926  
CLISEA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
126 AM PST THU JAN 23 2025  
   
...............................  
 
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JANUARY 22 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 44 232 PM 60 1981 49 -5 51  
MINIMUM 27 339 AM 19 1962 38 -11 44  
AVERAGE 36 43 -7 48  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.29 1953 0.18 -0.18 0.43  
MONTH TO DATE 1.04 4.20 -3.16 4.18  
SINCE OCT 1 14.43 20.14 -5.71 21.33  
SINCE JAN 1 1.04 4.20 -3.16 4.18  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.0 1982 0.0  
MONTH TO DATE 0.0 T  
SINCE OCT 1 0.0 T  
SINCE JUL 1 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 22 7 17  
MONTH TO DATE 547 492 55 601  
SINCE DEC 1 1193 1203 -10 1197  
SINCE JUL 1 2234 2264 -30 2200  
 
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 6 RESULTANT WIND DIRECTION N (20)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 300 AM  
LOWEST 51 300 PM  
AVERAGE 72  
   
......................................................  
 
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 49 56 2001  
2005  
MINIMUM TEMPERATURE (F) 38 16 1949  
 
SUNRISE AND SUNSET  
JANUARY 23 2025.......SUNRISE 745 AM PST SUNSET 458 PM PST  
JANUARY 24 2025.......SUNRISE 744 AM PST SUNSET 459 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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