820  
CDUS46 KSEW 220217  
CLIOLM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
617 PM PST THU DEC 21 2023  
   
...............................
 
 
   
..THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR DECEMBER 21 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 52 224 PM 57 1980 44 8 32  
MINIMUM 37 833 AM 0 1990 33 4 23  
AVERAGE 45 38 7 28  
 
PRECIPITATION (IN)  
TODAY 0.00 1.69 1955 0.25 -0.25 0.01  
MONTH TO DATE 9.35 5.28 4.07 2.49  
SINCE OCT 1 18.99 18.56 0.43 13.84  
SINCE JAN 1 40.14 48.05 -7.91 46.05  
 
DEGREE DAYS  
HEATING  
TODAY 20 27 -7 37  
MONTH TO DATE 395 545 -150 602  
SINCE DEC 1 395 545 -150 602  
SINCE JUL 1 1595 1976 -381 1867  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 203 113 90 241    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 2.8  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 400 PM  
LOWEST 83 100 PM  
AVERAGE 88  
   
......................................................
 
 
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 44 55 1950  
1980  
MINIMUM TEMPERATURE (F) 33 -3 1983  
 
SUNRISE AND SUNSET  
DECEMBER 21 2023......SUNRISE 754 AM PST SUNSET 425 PM PST  
DECEMBER 22 2023......SUNRISE 755 AM PST SUNSET 426 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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