170  
CDUS42 KCHS 122118  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
518 PM EDT THU SEP 12 2024  
   
...............................  
 
...THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR SEPTEMBER 12 2024...  
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1870 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 80 100 PM 95 1920 83 -3 86  
MINIMUM 72 610 AM 58 1917 74 -2 76  
AVERAGE 76 78 -2 81  
 
PRECIPITATION (IN)  
TODAY 0.00 3.06 1958 0.17 -0.17 0.00  
MONTH TO DATE 2.03 2.25 -0.22 0.56  
SINCE SEP 1 2.03 2.25 -0.22 0.56  
SINCE JAN 1 42.93 31.98 10.95 34.37  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 11 13 -2 16  
MONTH TO DATE 146 171 -25 193  
SINCE SEP 1 146 171 -25 193  
SINCE JAN 1 2202 2032 170 2149    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 14.6  
   
......................................................  
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 95 1920  
MINIMUM TEMPERATURE (F) 73 60 1958  
1967  
 
SUNRISE AND SUNSET  
SEPTEMBER 12 2024.....SUNRISE 702 AM EDT SUNSET 729 PM EDT  
SEPTEMBER 13 2024.....SUNRISE 702 AM EDT SUNSET 728 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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