422  
CDUS46 KSEW 290826  
CLIOLM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
126 AM PDT FRI AUG 29 2025  
   
...............................
 
 
   
..THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 28 2025
 
 
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)  
YESTERDAY  
MAXIMUM 82 516 PM 98 1967 77 5 73  
MINIMUM 56 218 AM 37 1985 49 7 42  
AVERAGE 69 63 6 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.44 1953 0.05 -0.05 0.00  
MONTH TO DATE 1.11 0.83 0.28 1.38  
SINCE OCT 1 38.98 48.45 -9.47 47.04  
SINCE JAN 1 18.08 27.32 -9.24 26.68  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 3 -3 7  
MONTH TO DATE 19 60 -41 53  
SINCE JUN 1 231 322 -91 258  
SINCE JUL 1 66 133 -67 77  
 
COOLING  
YESTERDAY 4 1 3 0  
MONTH TO DATE 91 45 46 49  
SINCE JUN 1 187 104 83 171  
SINCE JAN 1 187 106 81 174    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION SE (140)  
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 1.7  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 45 400 PM  
AVERAGE 73  
   
......................................................
 
 
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 94 1996  
MINIMUM TEMPERATURE (F) 49 34 1969  
 
SUNRISE AND SUNSET  
AUGUST 29 2025........SUNRISE 628 AM PDT SUNSET 756 PM PDT  
AUGUST 30 2025........SUNRISE 629 AM PDT SUNSET 754 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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