630  
CDUS46 KSEW 180121  
CLIOLM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
621 PM PDT SUN SEP 17 2023  
   
...............................
 
 
   
..THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 17 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 75 444 PM 86 1994 72 3 68  
MINIMUM 53 122 AM 32 1965 46 7 44  
AVERAGE 64 59 5 56  
 
PRECIPITATION (IN)  
TODAY 0.00 1.67 2010 0.07 -0.07 0.00  
MONTH TO DATE T 0.98 -0.98 0.03  
SINCE OCT 1 37.93 49.56 -11.63 58.49  
SINCE JAN 1 18.85 28.43 -9.58 32.11  
 
DEGREE DAYS  
HEATING  
TODAY 1 6 -5 9  
MONTH TO DATE 48 80 -32 36  
SINCE SEP 1 48 80 -32 36  
SINCE JUL 1 101 220 -119 110  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 11 3 8 10  
SINCE SEP 1 11 3 8 10  
SINCE JAN 1 203 108 95 240    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 6.2  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 200 AM  
LOWEST 46 200 PM  
AVERAGE 66  
   
......................................................
 
 
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 86 1991  
MINIMUM TEMPERATURE (F) 46 31 1965  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2023.....SUNRISE 652 AM PDT SUNSET 719 PM PDT  
SEPTEMBER 18 2023.....SUNRISE 653 AM PDT SUNSET 717 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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