727  
CDUS46 KSEW 180118  
CLIOLM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
618 PM PDT WED JUN 17 2026  
   
...............................  
 
   
..THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR JUNE 17 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 74 459 PM 93 1958 71 3 75  
1969  
MINIMUM 46 415 AM 38 1971 48 -2 44  
2011  
AVERAGE 60 59 1 60  
 
PRECIPITATION (IN)  
TODAY 0.00 0.67 1997 0.05 -0.05 0.00  
MONTH TO DATE 1.88 0.96 0.92 0.01  
SINCE OCT 1 48.88 46.59 2.29 37.51  
SINCE JAN 1 23.68 25.46 -1.78 16.61  
 
DEGREE DAYS  
HEATING  
TODAY 5 6 -1 5  
MONTH TO DATE 96 122 -26 100  
SINCE JUN 1 96 122 -26 100  
SINCE JUL 1 4665 5309 -644 4956  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 16 0 16 16  
SINCE JUN 1 16 0 16 16  
SINCE JAN 1 16 2 14 16    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (180)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 3.7  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 400 AM  
LOWEST 51 300 PM  
AVERAGE 74  
   
......................................................  
 
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 98 1982  
MINIMUM TEMPERATURE (F) 48 37 2001  
 
SUNRISE AND SUNSET  
JUNE 17 2026..........SUNRISE 516 AM PDT SUNSET 909 PM PDT  
JUNE 18 2026..........SUNRISE 516 AM PDT SUNSET 909 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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