446  
CDUS42 KCHS 220601  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
201 AM EDT TUE APR 22 2025  
   
...............................
 
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR APRIL 21 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1870 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 76 1210 PM 91 2002 74 2 75  
MINIMUM 68 1200 AM 41 1901 61 7 56  
AVERAGE 72 68 4 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.98 2011 0.10 -0.10 0.40  
MONTH TO DATE 0.78 2.14 -1.36 4.12  
SINCE MAR 1 3.03 5.17 -2.14 12.01  
SINCE JAN 1 5.70 10.29 -4.59 16.62  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 25 55 -30 27  
SINCE MAR 1 172 268 -96 120  
SINCE JUL 1 1512 1612 -100 1280  
 
COOLING  
YESTERDAY 7 4 3 1  
MONTH TO DATE 86 51 35 88  
SINCE MAR 1 101 72 29 117  
SINCE JAN 1 109 77 32 117    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 8.1  
   
......................................................
 
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 89 2002  
MINIMUM TEMPERATURE (F) 62 41 1901  
 
SUNRISE AND SUNSET  
APRIL 22 2025.........SUNRISE 642 AM EDT SUNSET 755 PM EDT  
APRIL 23 2025.........SUNRISE 641 AM EDT SUNSET 756 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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