842  
CDUS46 KSEW 310826  
CLIOLM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
126 AM PDT THU JUL 31 2025  
   
...............................  
 
   
..THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR JULY 30 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 89 428 PM 99 2022 79 10 74  
MINIMUM 50 453 AM 42 1956 52 -2 58  
1969  
AVERAGE 70 66 4 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.13 1955 0.02 -0.02 0.00  
MONTH TO DATE T 0.52 -0.52 0.21  
SINCE OCT 1 37.87 47.61 -9.74 45.66  
SINCE JAN 1 16.97 26.48 -9.51 25.30  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 47 74 -27 24  
SINCE JUN 1 212 263 -51 205  
SINCE JUL 1 47 74 -27 24  
 
COOLING  
YESTERDAY 5 2 3 1  
MONTH TO DATE 67 46 21 107  
SINCE JUN 1 93 58 35 118  
SINCE JAN 1 93 60 33 121    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NE (60)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 3.2  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 400 AM  
LOWEST 27 400 PM  
AVERAGE 60  
   
......................................................  
 
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 99 1965  
MINIMUM TEMPERATURE (F) 52 40 1957  
 
SUNRISE AND SUNSET  
JULY 31 2025..........SUNRISE 550 AM PDT SUNSET 845 PM PDT  
AUGUST 1 2025........SUNRISE 552 AM PDT SUNSET 843 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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