001  
CDUS46 KSEW 210817  
CLIOLM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
117 AM PDT MON AUG 21 2023  
   
...............................  
 
   
..THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 20 2023  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1941 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 83 MM 96 2016 78 5 80  
MINIMUM 46 MM 39 1952 50 -4 58  
AVERAGE 65 64 1 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.68 2008 0.04 -0.04 0.00  
MONTH TO DATE 0.19 0.50 -0.31 0.05  
SINCE OCT 1 37.34 48.12 -10.78 58.46  
SINCE JAN 1 18.26 26.99 -8.73 32.08  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 5 40 -35 19  
SINCE JUN 1 192 302 -110 267  
SINCE JUL 1 37 113 -76 68  
 
COOLING  
YESTERDAY 0 1 -1 4  
MONTH TO DATE 92 37 55 63  
SINCE JUN 1 150 96 54 185  
SINCE JAN 1 172 98 74 185    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NE (40)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 4.1  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 600 AM  
LOWEST 32 400 PM  
AVERAGE 63  
   
......................................................  
 
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 95 1958  
MINIMUM TEMPERATURE (F) 50 38 1973  
 
SUNRISE AND SUNSET  
AUGUST 21 2023........SUNRISE 617 AM PDT SUNSET 812 PM PDT  
AUGUST 22 2023........SUNRISE 618 AM PDT SUNSET 810 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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