858  
CDUS46 KSEW 190124  
CLIOLM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
624 PM PDT TUE AUG 18 2026  
   
...............................  
 
   
..THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 18 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 80 424 PM 96 2022 78 2 75  
MINIMUM 53 338 AM 33 1973 50 3 54  
AVERAGE 67 64 3 65  
 
PRECIPITATION (IN)  
TODAY 0.00 0.71 1975 0.03 -0.03 0.00  
MONTH TO DATE 0.10 0.42 -0.32 1.05  
SINCE OCT 1 49.33 48.04 1.29 38.92  
SINCE JAN 1 24.13 26.91 -2.78 18.02  
 
DEGREE DAYS  
HEATING  
TODAY 0 2 -2 0  
MONTH TO DATE 13 36 -23 13  
SINCE JUN 1 221 298 -77 225  
SINCE JUL 1 76 109 -33 60  
 
COOLING  
TODAY 2 1 1 0  
MONTH TO DATE 31 35 -4 45  
SINCE JUN 1 107 94 13 141  
SINCE JAN 1 107 96 11 141    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 5.1  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 400 AM  
LOWEST 41 300 PM  
AVERAGE 69  
   
......................................................  
 
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 96 2016  
MINIMUM TEMPERATURE (F) 50 35 1973  
 
SUNRISE AND SUNSET  
AUGUST 18 2026........SUNRISE 613 AM PDT SUNSET 817 PM PDT  
AUGUST 19 2026........SUNRISE 614 AM PDT SUNSET 815 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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