318  
CDUS42 KCHS 200602  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
202 AM EDT SUN AUG 20 2023  
   
...............................
 
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR AUGUST 19 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 92 1020 AM 98 1895 86 6 86  
MINIMUM 79 730 PM 67 1976 76 3 75  
AVERAGE 86 81 5 81  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 5.39 1981 0.20 -0.20 1.57  
MONTH TO DATE 4.44 3.62 0.82 5.21  
SINCE JUN 1 15.11 13.55 1.56 13.97  
SINCE JAN 1 31.91 27.24 4.67 22.59  
 
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 21 16 5 16  
MONTH TO DATE 356 319 37 326  
SINCE JUN 1 1317 1283 34 1347  
SINCE JAN 1 1731 1670 61 1827    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 5.9  
   
......................................................
 
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 99 1902  
MINIMUM TEMPERATURE (F) 76 66 1943  
 
SUNRISE AND SUNSET  
AUGUST 20 2023........SUNRISE 646 AM EDT SUNSET 759 PM EDT  
AUGUST 21 2023........SUNRISE 647 AM EDT SUNSET 758 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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