322  
CDUS42 KCHS 092108  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
508 PM EDT TUE MAY 09 2023  
   
...............................
 
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR MAY 9 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 85 1150 AM 93 1936 78 7 72  
MINIMUM 70 410 AM 49 1917 66 4 53  
1928  
AVERAGE 78 72 6 63  
 
PRECIPITATION (IN)  
TODAY 0.00 1.64 1979 0.08 -0.08 0.00  
MONTH TO DATE 0.04 0.67 -0.63 0.00  
SINCE MAR 1 5.29 6.66 -1.37 3.65  
SINCE JAN 1 12.01 11.78 0.23 6.78  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 13 7 6 0  
MONTH TO DATE 43 58 -15 77  
SINCE MAR 1 222 171 51 216  
SINCE JAN 1 262 176 86 233    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 4.3  
   
......................................................
 
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 92 1926  
1963  
MINIMUM TEMPERATURE (F) 67 47 1906  
 
SUNRISE AND SUNSET  
MAY 9 2023...........SUNRISE 626 AM EDT SUNSET 807 PM EDT  
MAY 10 2023...........SUNRISE 625 AM EDT SUNSET 808 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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