Oven Temperature Converter
Convert between Fahrenheit, Celsius and gas marks. The exact conversion is shown separately from the practical dial setting, and fan-oven guidance is a labeled estimate — never mixed into the real math.
Temperature
Convert from
Converted
Set your oven to
350°F / 175°C
Rounded to the nearest 5° — practical dial setting.
Exact conversion
350°F / 176.67°C
Exact result, shown to 2 decimal places.
Gas mark: 4
Fan / convection oven (estimate)
155°C fan (315°F)
Kept separate from the conversion above — this is a rule-of-thumb reduction, not a measured equivalence.
- Fan/convection setting is an estimate (about 20 °C lower). Ovens vary — follow your oven manual if it disagrees.
Gas mark quick reference
| Gas mark | °F | °C | °C fan (est.) |
|---|---|---|---|
| 1/4 | 225°F | 105°C | 85°C |
| 1/2 | 250°F | 120°C | 100°C |
| 1 | 275°F | 135°C | 115°C |
| 2 | 300°F | 150°C | 130°C |
| 3 | 325°F | 165°C | 145°C |
| 4 | 350°F | 175°C | 155°C |
| 5 | 375°F | 190°C | 170°C |
| 6 | 400°F | 205°C | 185°C |
| 7 | 425°F | 220°C | 200°C |
| 8 | 450°F | 230°C | 210°C |
| 9 | 475°F | 245°C | 225°C |