433  
CDUS42 KCHS 230601  
CLICHS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
201 AM EDT SAT AUG 23 2025  
   
...............................
 
 
   
..THE NORTH CHARLESTON SC CLIMATE SUMMARY FOR AUGUST 22 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 85 942 AM 100 1983 89 -4 84  
MINIMUM 73 305 PM 63 1953 73 0 66  
AVERAGE 79 81 -2 75  
 
PRECIPITATION (IN)  
YESTERDAY 4.16R 1.58 2005 0.23 3.93 0.00  
2008  
MONTH TO DATE 10.20 4.91 5.29 12.84  
SINCE JUN 1 20.03 17.72 2.31 25.11  
SINCE JAN 1 33.48 34.10 -0.62 44.30  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 14 16 -2 10  
MONTH TO DATE 348 370 -22 376  
SINCE JUN 1 1479 1346 133 1504  
SINCE JAN 1 2023 1753 270 2092    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 6.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 300 PM  
LOWEST 74 1000 AM  
AVERAGE 87  
   
......................................................
 
 
THE NORTH CHARLESTON SC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 99 2014  
MINIMUM TEMPERATURE (F) 73 62 1953  
 
SUNRISE AND SUNSET  
AUGUST 23 2025........SUNRISE 649 AM EDT SUNSET 756 PM EDT  
AUGUST 24 2025........SUNRISE 650 AM EDT SUNSET 755 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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