918  
CDUS46 KSEW 190127  
CLIOLM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
627 PM PDT FRI JUL 18 2025  
   
...............................
 
 
   
..THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR JULY 18 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 73 309 PM 98 1995 78 -5 84  
MINIMUM 54 502 AM 39 1977 51 3 52  
AVERAGE 64 65 -1 68  
 
PRECIPITATION (IN)  
TODAY 0.00 0.34 1996 0.01 -0.01 0.00  
MONTH TO DATE 0.00 0.35 -0.35 0.01  
SINCE OCT 1 37.87 47.44 -9.57 45.46  
SINCE JAN 1 16.97 26.31 -9.34 25.10  
 
DEGREE DAYS  
HEATING  
TODAY 1 2 -1 0  
MONTH TO DATE 21 50 -29 9  
SINCE JUN 1 186 239 -53 190  
SINCE JUL 1 21 50 -29 9  
 
COOLING  
TODAY 0 2 -2 3  
MONTH TO DATE 51 22 29 94  
SINCE JUN 1 77 34 43 105  
SINCE JAN 1 77 36 41 108    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 10.5  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 300 AM  
LOWEST 51 300 PM  
AVERAGE 72  
   
......................................................
 
 
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 100 1956  
MINIMUM TEMPERATURE (F) 51 37 1977  
 
SUNRISE AND SUNSET  
JULY 18 2025..........SUNRISE 535 AM PDT SUNSET 900 PM PDT  
JULY 19 2025..........SUNRISE 537 AM PDT SUNSET 859 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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