← All tools°F↔°C is exact (°C = (°F − 32) × 5/9). Gas Mark uses the standard UK reference table, and the fan-oven figure follows the common guidance of reducing a conventional setting by 20 °C. Ovens vary — use an oven thermometer for anything sensitive.
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Oven Temperature Converter
Fahrenheit ↔ Celsius ↔ Gas Mark, with a fan-oven adjustment.
Fahrenheit350 °F
Celsius177 °C
Fan oven (convection)157 °C
Gas Mark4