388  
CDUS42 KCHS 300600  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
200 AM EDT SUN APR 30 2023  
   
...............................
 
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR APRIL 29 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 78 200 PM 92 2002 76 2 73  
MINIMUM 69 830 PM 45 1922 64 5 66  
AVERAGE 74 70 4 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.34 2.24 1937 0.09 0.25 0.00  
MONTH TO DATE 3.69 2.87 0.82 1.20  
SINCE MAR 1 5.00 5.90 -0.90 3.65  
SINCE JAN 1 11.72 11.02 0.70 6.78  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 34 63 -29 38  
SINCE MAR 1 176 276 -100 154  
SINCE JUL 1 1142 1620 -478 1273  
 
COOLING  
YESTERDAY 9 5 4 5  
MONTH TO DATE 109 87 22 96  
SINCE MAR 1 173 108 65 132  
SINCE JAN 1 213 113 100 149    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 3.4  
   
......................................................
 
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 88 1912  
1974  
1987  
MINIMUM TEMPERATURE (F) 64 49 1922  
1939  
1999  
 
SUNRISE AND SUNSET  
APRIL 30 2023.........SUNRISE 634 AM EDT SUNSET 801 PM EDT  
MAY 1 2023...........SUNRISE 633 AM EDT SUNSET 801 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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