877  
CDUS46 KSEW 270828  
CLIOLM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
128 AM PDT TUE MAY 27 2025  
   
...............................
 
 
   
..THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR MAY 26 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 67 301 PM 89 2005 68 -1 59  
MINIMUM 44 1159 PM 32 1964 45 -1 46  
1973  
AVERAGE 56 56 0 53  
 
PRECIPITATION (IN)  
YESTERDAY 0.10 0.42 1969 0.07 0.03 0.02  
MONTH TO DATE 0.82 1.94 -1.12 1.26  
SINCE OCT 1 37.36 45.31 -7.95 43.09  
SINCE JAN 1 16.46 24.18 -7.72 22.73  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 9 0 12  
MONTH TO DATE 309 285 24 293  
SINCE MAR 1 1386 1437 -51 1356  
SINCE JUL 1 4824 5146 -322 4516  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 3  
SINCE MAR 1 0 0 0 3  
SINCE JAN 1 0 0 0 3    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SW (230)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 200 AM  
LOWEST 40 500 PM  
AVERAGE 69  
   
......................................................
 
 
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 92 2005  
MINIMUM TEMPERATURE (F) 45 34 1966  
1973  
1976  
 
SUNRISE AND SUNSET  
MAY 27 2025...........SUNRISE 524 AM PDT SUNSET 854 PM PDT  
MAY 28 2025...........SUNRISE 523 AM PDT SUNSET 855 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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