289  
CDUS42 KCHS 102112  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
512 PM EDT SUN SEP 10 2023  
   
...............................
 
 
...THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR SEPTEMBER 10 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 85 1000 AM 97 1985 84 1 86  
MINIMUM 76 1110 AM 59 1956 74 2 76  
AVERAGE 81 79 2 81  
 
PRECIPITATION (IN)  
TODAY 0.16 4.00 1912 0.18 -0.02 0.25  
MONTH TO DATE 0.44 1.89 -1.45 3.63  
SINCE SEP 1 0.44 1.89 -1.45 3.63  
SINCE JAN 1 34.25 31.62 2.63 30.72  
 
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 16 14 2 16  
MONTH TO DATE 161 144 17 163  
SINCE SEP 1 161 144 17 163  
SINCE JAN 1 2117 2005 112 2180    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 3.9  
   
......................................................
 
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 98 1985  
MINIMUM TEMPERATURE (F) 74 59 1956  
 
SUNRISE AND SUNSET  
SEPTEMBER 10 2023.....SUNRISE 700 AM EDT SUNSET 733 PM EDT  
SEPTEMBER 11 2023.....SUNRISE 701 AM EDT SUNSET 732 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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