580  
CDUS46 KSEW 130235  
CLIOLM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
635 PM PST FRI DEC 12 2025  
   
...............................
 
 
   
..THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR DECEMBER 12 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1941 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 60R 122 PM 60 1995 45 15 43  
MINIMUM 45 300 AM 12 1972 33 12 33  
AVERAGE 53 39 14 38  
 
PRECIPITATION (IN)  
TODAY 0.00 1.80 1966 0.24 -0.24 0.11  
2010  
MONTH TO DATE 7.15 3.08 4.07 1.19  
SINCE OCT 1 18.93 16.36 2.57 11.85  
SINCE JAN 1 38.29 45.85 -7.56 40.44  
 
DEGREE DAYS  
HEATING  
TODAY 12 26 -14 27  
MONTH TO DATE 200 307 -107 311  
SINCE DEC 1 200 307 -107 311  
SINCE JUL 1 1339 1738 -399 1498  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 201 113 88 214    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 81 100 PM  
AVERAGE 91  
   
......................................................
 
 
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 60 1952  
MINIMUM TEMPERATURE (F) 33 12 1967  
 
SUNRISE AND SUNSET  
DECEMBER 12 2025......SUNRISE 748 AM PST SUNSET 423 PM PST  
DECEMBER 13 2025......SUNRISE 749 AM PST SUNSET 423 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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