931  
CDUS42 KCHS 100614  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
214 AM EDT WED MAY 10 2023  
   
...............................
 
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR MAY 9 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 85 1150 AM 93 1936 78 7 72  
MINIMUM 69 720 PM 49 1917 66 3 53  
1928  
AVERAGE 77 72 5 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.76 1.64 1979 0.08 0.68 0.00  
MONTH TO DATE 0.80 0.67 0.13 0.00  
SINCE MAR 1 6.05 6.66 -0.61 3.65  
SINCE JAN 1 12.77 11.78 0.99 6.78  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 2  
MONTH TO DATE 0 0 0 3  
SINCE MAR 1 176 275 -99 157  
SINCE JUL 1 1142 1619 -477 1276  
 
COOLING  
YESTERDAY 12 7 5 0  
MONTH TO DATE 42 58 -16 77  
SINCE MAR 1 221 171 50 216  
SINCE JAN 1 261 176 85 233    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 5.2  
   
......................................................
 
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 92 1926  
1963  
MINIMUM TEMPERATURE (F) 67 47 1906  
 
SUNRISE AND SUNSET  
MAY 10 2023...........SUNRISE 625 AM EDT SUNSET 808 PM EDT  
MAY 11 2023...........SUNRISE 624 AM EDT SUNSET 809 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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