703  
CDUS46 KSEW 120116  
CLIOLM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
616 PM PDT FRI SEP 11 2026  
   
...............................
 
 
   
..THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 11 2026
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1941 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 68 404 PM 91 2013 74 -6 66  
MINIMUM 44 516 AM 34 1988 47 -3 51  
AVERAGE 56 60 -4 59  
 
PRECIPITATION (IN)  
TODAY 0.00 0.93 2024 0.06 -0.06 0.00  
MONTH TO DATE 0.35 0.60 -0.25 0.07  
SINCE OCT 1 49.70 49.18 0.52 39.05  
SINCE JAN 1 24.50 28.05 -3.55 18.15  
 
DEGREE DAYS  
HEATING  
TODAY 9 5 4 6  
MONTH TO DATE 56 46 10 17  
SINCE SEP 1 56 46 10 17  
SINCE JUL 1 145 186 -41 89  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 3 -3 9  
SINCE SEP 1 0 3 -3 9  
SINCE JAN 1 124 108 16 199    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 3.6  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 500 AM  
LOWEST 47 300 PM  
AVERAGE 72  
   
......................................................
 
 
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 86 2009  
MINIMUM TEMPERATURE (F) 47 32 1949  
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2026.....SUNRISE 644 AM PDT SUNSET 731 PM PDT  
SEPTEMBER 12 2026.....SUNRISE 646 AM PDT SUNSET 729 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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