072  
CDUS46 KSEW 010117  
CLIOLM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
617 PM PDT SAT MAY 31 2025  
   
...............................
 
 
   
..THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR MAY 31 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 67 403 PM 88 1986 68 -1 74  
MINIMUM 47 503 AM 30 1953 46 1 37  
AVERAGE 57 57 0 56  
 
PRECIPITATION (IN)  
TODAY 0.01 1.13 1977 0.06 -0.05 0.00  
MONTH TO DATE 0.96 2.26 -1.30 1.38  
SINCE OCT 1 37.50 45.63 -8.13 43.21  
SINCE JAN 1 16.60 24.50 -7.90 22.85  
 
DEGREE DAYS  
HEATING  
TODAY 8 8 0 9  
MONTH TO DATE 340 325 15 345  
SINCE MAR 1 1417 1477 -60 1408  
SINCE JUL 1 4855 5186 -331 4568  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 2 -2 3  
SINCE MAR 1 0 2 -2 3  
SINCE JAN 1 0 2 -2 3    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 300 AM  
LOWEST 50 400 PM  
AVERAGE 70  
   
......................................................
 
 
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 94 1970  
MINIMUM TEMPERATURE (F) 46 31 1966  
 
SUNRISE AND SUNSET  
MAY 31 2025...........SUNRISE 521 AM PDT SUNSET 858 PM PDT  
JUNE 1 2025..........SUNRISE 520 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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