Oven temperature converter

Fan (convection) ovens cook hotter for the same setting, so recipes usually lower the temperature by about 20 °C (25 °F).

Your answer

Fahrenheit350 °F
Celsius177 °C
Fan oven157 °C
Nearest gas mark4

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How we worked it out

Updated as you change the numbers.

  1. °C = (°F − 32) ÷ 1.8. Fan = conventional °C − 20. Gas mark 4 = 350 °F; each mark is 25 °F.

Method and assumptions

Gas marks are a UK scale: mark 1 is 275 °F (140 °C) and each mark adds 25 °F. Recipes often round Celsius to the nearest 10 (350 °F becomes 180 °C).

Questions

What is 350 °F in Celsius and gas mark?

177 °C (recipes say 180 °C), 160 °C fan, gas mark 4.

Sources

Method and figures checked on . Every worked answer on this page is covered by an automated test. Found a mistake? Tell us.

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