565  
CDUS46 KSEW 290830  
CLIOLM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
130 AM PDT WED APR 29 2026  
   
...............................
 
 
   
..THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR APRIL 28 2026
 
 
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)  
YESTERDAY  
MAXIMUM 56 100 PM 83 2023 62 -6 57  
MINIMUM 38 1159 PM 26 1973 39 -1 47  
AVERAGE 47 51 -4 52  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.91 1959 0.09 -0.09 0.02  
MONTH TO DATE 2.17 3.49 -1.32 2.38  
SINCE OCT 1 45.44 43.19 2.25 36.49  
SINCE JAN 1 20.24 22.06 -1.82 15.59  
 
DEGREE DAYS  
HEATING  
YESTERDAY 18 14 4 13  
MONTH TO DATE 435 476 -41 433  
SINCE MAR 1 1060 1124 -64 1042  
SINCE JUL 1 4283 4833 -550 4480  
 
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 5 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 6.0  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 200 AM  
LOWEST 60 100 PM  
AVERAGE 77  
   
......................................................
 
 
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 81 1957  
MINIMUM TEMPERATURE (F) 39 28 1952  
 
SUNRISE AND SUNSET  
APRIL 29 2026.........SUNRISE 559 AM PDT SUNSET 820 PM PDT  
APRIL 30 2026.........SUNRISE 557 AM PDT SUNSET 821 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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