The price of gasoline and diesel is already a major concern to all motorists. What you may not know is that the temperature of the fuel you pump into your tank affects how much money you spend and how much fuel is ultimately consumed.

In short, you may not be getting what you pay for.

Use the Hot Fuel Calculator below to calculate extra hot fuel cost for either gasoline or diesel.

INSTRUCTIONS: The OOIDA Hot Fuel Calculator-Spreadsheet is a Microsoft® Excel file. You MUST have Microsoft® Excel installed on your computer to open this page.
If you do not have Microsoft® Excel you can view online courtesy of

To open in Microsoft® Excel
Hot Fuel Calculator

To open via
Hot Fuel Calculator