DA for January 2014 is likely to be 100%.

Consumer Price Index Numbers for Industrial Workers (CPI-IW) October 2013
 
According to a press release issued by the Labour Bureau, Ministry of Labour & Employment the All-India CPI-IW for October, 2013 rose by 3 points and pegged at 241 (two hundred and forty one).

DA as on October 2013 is 97.32% ,with this DA for January 2014 is likely to be 100%. 

Oct-13       CPI- 241          DA is    97.32        

Nov-13       CPI-242           DA is   99.04        

Dec-13       CPI-242           DA is  100.70  
or
Nov-13    CPI-  241      DA is 98.97
Dec-13    CPI-  241      DA is100.56