500  
CDUS42 KCHS 232104  
CLICXM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHARLESTON SC  
504 PM EDT MON OCT 23 2017  
 
   
...............................
 
 
   
..THE DOWNTOWN CHARLESTON SC CLIMATE SUMMARY FOR OCTOBER 23 2017
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1870 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE  
VALUE (LST) VALUE VALUE FROM  
NORMAL    
...........................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM MM MM 88 1919 73 MM  
MINIMUM MM MM 44 1937 60 MM  
AVERAGE MM 67 MM  
 
PRECIPITATION (IN)  
TODAY MM 0.99 1933 0.10 MM  
MONTH TO DATE 0.51 2.97 -2.46  
SINCE SEP 1 7.11 8.73 -1.62  
SINCE JAN 1 49.37 38.93 10.44  
 
DEGREE DAYS  
HEATING  
TODAY MM 2 MM  
MONTH TO DATE 0 21 -21  
SINCE SEP 1 0 22 -22  
SINCE JUL 1 0 22 -22  
 
COOLING  
TODAY MM 3 MM  
MONTH TO DATE 172 128 44  
SINCE SEP 1 586 486 100  
SINCE JAN 1 2606 2311 295    
...........................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED MM  
 
   
......................................................
 
 
 
THE DOWNTOWN CHARLESTON SC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 85 1936  
MINIMUM TEMPERATURE (F) 60 38 1937  
 
 
SUNRISE AND SUNSET  
OCTOBER 23 2017.......SUNRISE 730 AM EDT SUNSET 637 PM EDT  
OCTOBER 24 2017.......SUNRISE 731 AM EDT SUNSET 636 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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