125  
CDUS46 KSEW 180826  
CLIOLM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
126 AM PDT FRI APR 18 2025  
   
...............................  
 
   
..THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR APRIL 17 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 68 417 PM 82 2021 59 9 62  
MINIMUM 30 502 AM 25 1964 38 -8 25  
AVERAGE 49 48 1 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.66 1948 0.12 -0.12 0.00  
MONTH TO DATE 2.25 2.30 -0.05 1.04  
SINCE OCT 1 36.36 42.00 -5.64 40.41  
SINCE JAN 1 15.46 20.87 -5.41 20.05  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 17 -1 21  
MONTH TO DATE 285 305 -20 291  
SINCE MAR 1 894 953 -59 871  
SINCE JUL 1 4332 4662 -330 4031  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NE (30)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 3.6  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 600 AM  
LOWEST 18 200 PM  
AVERAGE 53  
   
......................................................  
 
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 88 2016  
MINIMUM TEMPERATURE (F) 38 24 1964  
 
SUNRISE AND SUNSET  
APRIL 18 2025.........SUNRISE 618 AM PDT SUNSET 805 PM PDT  
APRIL 19 2025.........SUNRISE 616 AM PDT SUNSET 806 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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