563  
CDUS42 KCHS 210601  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
201 AM EDT SAT OCT 21 2023  
   
...............................
 
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR OCTOBER 20 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1870 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 74 1200 PM 87 1926 75 -1 66  
MINIMUM 61 1010 PM 40 1972 62 -1 52  
AVERAGE 68 68 0 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.17 3.82 1904 0.12 0.05 0.00  
MONTH TO DATE 1.18 3.03 -1.85 0.49  
SINCE SEP 1 6.92 8.28 -1.36 8.31  
SINCE JAN 1 40.73 38.01 2.72 35.40  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 6  
MONTH TO DATE 9 8 1 24  
SINCE SEP 1 9 9 0 26  
SINCE JUL 1 9 9 0 26  
 
COOLING  
YESTERDAY 3 4 -1 0  
MONTH TO DATE 91 133 -42 85  
SINCE SEP 1 471 510 -39 481  
SINCE JAN 1 2427 2371 56 2498    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 6.8  
   
......................................................
 
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 84 1943  
1962  
MINIMUM TEMPERATURE (F) 61 39 1913  
 
SUNRISE AND SUNSET  
OCTOBER 21 2023.......SUNRISE 728 AM EDT SUNSET 640 PM EDT  
OCTOBER 22 2023.......SUNRISE 729 AM EDT SUNSET 639 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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