The price of 93 and 95 octane petrol will decrease by R1.27 and R1.23 a litre on Wednesday, the energy department said on Friday.
The price of diesel would decrease by between R1.04 and R1.05 per litre.
The price of illuminating paraffin would decrease by R1.44 per litre.
Liquefied petroleum gas would decrease by R2.10/kg.
Last month, the Automobile Association predicted the petrol price would drop by between R1.05 to R1.07 cents per litre, and the price of diesel by around R0.85.
The weakening of the Rand/US dollar exchange rate contributed to an increase in the fuel price.