Fahrenheit to Celsius
525°F to Celsius
525°F is 273.9°C, hotter than Gas Mark 9. On a UK oven, set 270°C (or 250°C fan).
525 degrees Fahrenheit equals
274°C
Exactly 273.9°C · UK oven setting: 270°C
What 525°F is used for
Extremely hot
525°F (273.9°C) is beyond the gas mark scale. Only some home ovens go this high, and it is mainly used for pizza.
Typical uses at this heat: pizza at your oven’s maximum; few recipes go this high.
Oven dials can be out by a surprising amount. Here’s how to check yours with an oven thermometer.
How to convert 525°F to °C
Subtract 32, then multiply by 5 and divide by 9:
493 × 5 ÷ 9 = 273.9°C
UK oven dials go up in 10°C steps, so recipes round this to 270°C.
525°F in different ovens
| Oven type | Setting |
|---|---|
| Conventional oven | 525°F / 270°C |
| US convection oven | 500°F |
| UK fan oven | 250°C |
| Gas oven | Above 9 |
| Air fryer | 500°F / 260°C |
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Nearby temperatures
| Fahrenheit | Celsius (exact) | Gas Mark | Convection |
|---|---|---|---|
| 450°F | 232.2°C | Gas Mark 8 | 425°F |
| 475°F | 246.1°C | Gas Mark 9 | 450°F |
| 500°F | 260°C | Above 9 | 475°F |
| 525°F | 273.9°C | Above 9 | 500°F |
| 550°F | 287.8°C | Above 9 | 525°F |
Common questions
What is 525°F in Celsius?
525°F is 273.9°C. UK recipes and oven dials round it to 270°C.
What Gas Mark is 525°F?
525°F is hotter than Gas Mark 9. Gas oven dials normally stop at Gas Mark 9 (475°F).
What is 525°F in a fan or convection oven?
In a US convection oven, use 500°F (25°F lower). In a UK fan oven, use 250°C. Many newer US ovens subtract the 25°F automatically in convection mode, so check your manual before you reduce it twice.
Is 525°F hot?
525°F (274°C) counts as a extremely hot. Typical uses: pizza at your oven’s maximum; few recipes go this high.
More Fahrenheit conversions
Going the other way? See 180°C to °F and the other Celsius conversions.