313  
CDUS42 KCHS 230609  
CLICHS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
209 AM EDT FRI MAY 23 2025  
   
...............................  
 
   
..THE NORTH CHARLESTON SC CLIMATE SUMMARY FOR MAY 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 90 419 PM 98 1938 85 5 87  
MINIMUM 63 549 AM 48 1954 65 -2 62  
AVERAGE 77 75 2 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 6.23 1967 0.11 -0.11 0.00  
MONTH TO DATE 4.57 2.07 2.50 1.90  
SINCE MAR 1 7.68 8.71 -1.03 13.55  
SINCE JAN 1 10.63 15.13 -4.50 18.95  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 5 -5 0  
SINCE MAR 1 180 307 -127 128  
SINCE JUL 1 1713 1842 -129 1389  
 
COOLING  
YESTERDAY 12 10 2 10  
MONTH TO DATE 244 169 75 230  
SINCE MAR 1 434 299 135 425  
SINCE JAN 1 450 310 140 452    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 9.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 600 AM  
LOWEST 24 200 PM  
AVERAGE 46  
   
......................................................  
 
THE NORTH CHARLESTON SC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 97 2014  
MINIMUM TEMPERATURE (F) 65 47 1954  
 
SUNRISE AND SUNSET  
MAY 23 2025...........SUNRISE 616 AM EDT SUNSET 818 PM EDT  
MAY 24 2025...........SUNRISE 616 AM EDT SUNSET 819 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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