Perth’s average petrol price will fall by almost 7c on Thursday as relief begins to flow to Bowser as a result of the Morrison government’s decision to temporarily halve the fuel tax.

Tomorrow’s unleaded petrol averages 190.1 cpl, down from 196.8 cpl, the lowest price since March 8.

Diesel also fell 5.4cpl to an average price of 210.1cpl, which is also the most affordable price since early March.

Fuel sales tax, which adds 44.2c to the price per liter of gasoline and diesel, has been cut in half from midnight on Tuesday as part of the pre-election budget. “5-7 days”.