929  
CDUS42 KCHS 110604  
CLICHS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
204 AM EDT THU SEP 11 2025  
   
...............................
 
 
   
..THE NORTH CHARLESTON SC CLIMATE SUMMARY FOR SEPTEMBER 10 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1937 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 80 233 PM 97 1939 87 -7 84  
MINIMUM 65 1136 PM 51 1956 70 -5 61  
AVERAGE 73 78 -5 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.35 1948 0.20 -0.20 0.00  
MONTH TO DATE 0.86 2.11 -1.25 0.94  
SINCE SEP 1 0.86 2.11 -1.25 0.94  
SINCE JAN 1 35.82 38.27 -2.45 45.24  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 8 13 -5 8  
MONTH TO DATE 103 140 -37 112  
SINCE SEP 1 103 140 -37 112  
SINCE JAN 1 2236 2033 203 2347    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 7.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 900 PM  
LOWEST 65 200 PM  
AVERAGE 79  
   
......................................................
 
 
THE NORTH CHARLESTON SC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 95 1983  
2002  
MINIMUM TEMPERATURE (F) 70 49 1956  
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2025.....SUNRISE 701 AM EDT SUNSET 731 PM EDT  
SEPTEMBER 12 2025.....SUNRISE 702 AM EDT SUNSET 730 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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