168  
CDUS42 KCHS 172109  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
509 PM EDT TUE OCT 17 2023  
   
...............................
 
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR OCTOBER 17 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 67 320 PM 88 1919 75 -8 79  
MINIMUM 53 510 AM 41 1977 63 -10 70  
AVERAGE 60 69 -9 75  
 
PRECIPITATION (IN)  
TODAY 0.00 3.91 1999 0.14 -0.14 0.00  
MONTH TO DATE 1.01 2.68 -1.67 0.49  
SINCE SEP 1 6.75 7.93 -1.18 8.31  
SINCE JAN 1 40.56 37.66 2.90 35.40  
 
DEGREE DAYS  
HEATING  
TODAY 5 1 4 0  
MONTH TO DATE 9 5 4 5  
SINCE SEP 1 9 6 3 7  
SINCE JUL 1 9 6 3 7  
 
COOLING  
TODAY 0 5 -5 10  
MONTH TO DATE 87 120 -33 85  
SINCE SEP 1 467 497 -30 481  
SINCE JAN 1 2423 2358 65 2498    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 7.3  
   
......................................................
 
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 85 1980  
1993  
MINIMUM TEMPERATURE (F) 63 42 1943  
 
SUNRISE AND SUNSET  
OCTOBER 17 2023.......SUNRISE 725 AM EDT SUNSET 645 PM EDT  
OCTOBER 18 2023.......SUNRISE 726 AM EDT SUNSET 643 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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