745  
CDUS46 KSEW 210126  
CLIOLM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
626 PM PDT WED SEP 20 2023  
   
...............................
 
 
   
..THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 20 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 68 223 PM 92 1974 71 -3 80  
MINIMUM 49 431 AM 32 1983 46 3 39  
AVERAGE 59 58 1 60  
 
PRECIPITATION (IN)  
TODAY 0.00 1.11 1972 0.08 -0.08 0.00  
MONTH TO DATE T 1.20 -1.20 0.03  
SINCE OCT 1 37.93 49.78 -11.85 58.49  
SINCE JAN 1 18.85 28.65 -9.80 32.11  
 
DEGREE DAYS  
HEATING  
TODAY 6 7 -1 5  
MONTH TO DATE 67 100 -33 51  
SINCE SEP 1 67 100 -33 51  
SINCE JUL 1 120 240 -120 125  
 
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 1 RESULTANT WIND DIRECTION SE (120)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 1200 AM  
LOWEST 50 300 PM  
AVERAGE 70  
   
......................................................
 
 
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 91 1974  
MINIMUM TEMPERATURE (F) 45 32 1955  
1971  
1993  
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2023.....SUNRISE 656 AM PDT SUNSET 713 PM PDT  
SEPTEMBER 21 2023.....SUNRISE 657 AM PDT SUNSET 711 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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