097  
CDUS42 KCHS 180609  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
209 AM EDT TUE APR 18 2023  
   
...............................
 
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR APRIL 17 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1870 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 74 520 PM 86 1941 73 1 76  
2006  
MINIMUM 62 750 AM 39 1905 60 2 67  
AVERAGE 68 66 2 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.14 1946 0.10 -0.10 0.00  
MONTH TO DATE 1.29 1.73 -0.44 0.99  
SINCE MAR 1 2.60 4.76 -2.16 3.44  
SINCE JAN 1 9.32 9.88 -0.56 6.57  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 33 49 -16 29  
SINCE MAR 1 175 262 -87 145  
SINCE JUL 1 1141 1606 -465 1264  
 
COOLING  
YESTERDAY 3 3 0 7  
MONTH TO DATE 63 37 26 54  
SINCE MAR 1 127 58 69 90  
SINCE JAN 1 167 63 104 107    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 3.8  
   
......................................................
 
 
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 2023.........SUNRISE 647 AM EDT SUNSET 752 PM EDT  
APRIL 19 2023.........SUNRISE 646 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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