Centibars to atmospheres (standard) conversion calculator above calculates how many atmospheres (standard) are in 'X' centibars (where 'X' is the number of centibars to convert to atmospheres (standard)). In order to convert a value from centibars to atmospheres (standard) (from cbar to atm) just type the number of cbar to be converted to atm and then click on the 'convert' button.