Gas mark 2
150°C · 300°F · 130°C fan
Cool oven — stews, slow roasts, custards.
Gas mark 2 in every scale
| Gas mark | 2 |
| Fahrenheit | 300°F (exact — gas mark 2 is defined as this) |
| Celsius, conventional oven | 150°C (the arithmetic conversion is 148.9°C; recipes round it) |
| Celsius, fan oven | 130°C |
| Fahrenheit, fan oven | 266°F |
| Description | Cool |
Frequently asked questions
What is gas mark 2 in Celsius?
150°C in a conventional oven, or 130°C in a fan oven.
What is gas mark 2 in Fahrenheit?
300°F, exactly — gas mark 2 is defined as 300°F.
Why is gas mark 2 called 150°C when 300°F is 148.9°C?
Because 148.9°C is not a number an oven dial can be set to. Recipes round to the nearest ten, and the rounded figure is the convention everywhere — the 1.1 degree difference is well inside the accuracy of a domestic thermostat.
What is gas mark 2 used for?
Cool — stews, slow roasts, custards.
The settings either side
| Gas mark | Fahrenheit | Celsius | Fan / convection | |
|---|---|---|---|---|
| 1 | 275°F | 140°C | 120°C fan | Cool |
| 2 | 300°F | 150°C | 130°C fan | Cool |
| 3 | 325°F | 170°C | 150°C fan | Warm |
The full chart, and why the three scales disagree →
All oven temperatures · 150°C to °F precisely · Cooking measurements