Fahrenheit to Celsius (Cooking) Formula

Understand the math behind the fahrenheit to celsius (cooking). Each variable explained with a worked example.

Use the Fahrenheit to Celsius (Cooking)

Formulas Used

Celsius

celsius = (fahrenheit - 32) * 5 / 9

Approximate Gas Mark

gas_mark = (fahrenheit - 250) / 25

Variables

VariableDescriptionDefault
fahrenheitTemperature(°F)350

How It Works

How to Convert Fahrenheit to Celsius

Formula

Celsius = (Fahrenheit - 32) x 5/9

Common Oven Temperatures

| Fahrenheit | Celsius | Description | |-----------|---------|-------------| | 250°F | 121°C | Very low | | 325°F | 163°C | Low | | 350°F | 177°C | Moderate | | 375°F | 191°C | Moderate-high | | 400°F | 204°C | Hot | | 450°F | 232°C | Very hot |

Worked Example

A recipe calls for 350°F. What is the Celsius equivalent?

fahrenheit = 350
  1. 01Subtract 32: 350 - 32 = 318.
  2. 02Multiply by 5/9: 318 x 5/9 = 176.67°C.
  3. 03Round to 177°C for the oven setting.

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