371  
CDUS42 KCHS 180605  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
205 AM EDT FRI APR 18 2025  
   
...............................  
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR APRIL 17 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 73 330 PM 86 1941 73 0 75  
2006  
MINIMUM 58 520 AM 39 1905 60 -2 66  
AVERAGE 66 66 0 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.14 1946 0.10 -0.10 0.00  
MONTH TO DATE 0.78 1.73 -0.95 3.72  
SINCE MAR 1 3.03 4.76 -1.73 11.61  
SINCE JAN 1 5.70 9.88 -4.18 16.22  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 25 49 -24 27  
SINCE MAR 1 172 262 -90 120  
SINCE JUL 1 1512 1606 -94 1280  
 
COOLING  
YESTERDAY 1 3 -2 6  
MONTH TO DATE 61 37 24 53  
SINCE MAR 1 76 58 18 82  
SINCE JAN 1 84 63 21 82    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 6.3  
   
......................................................  
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 92 1967  
MINIMUM TEMPERATURE (F) 60 41 2001  
 
SUNRISE AND SUNSET  
APRIL 18 2025.........SUNRISE 646 AM EDT SUNSET 752 PM EDT  
APRIL 19 2025.........SUNRISE 645 AM EDT SUNSET 753 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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