Oven Temperature Conversion Calculator – °C ⇆ °F ⇆ Gas Mark
The Oven Temperature Conversion Calculator is a free, instant online tool that converts oven temperatures between Celsius (°C), Fahrenheit (°F), and Gas Mark with 100 % accuracy. Perfect for international recipes, baking, roasting, and air frying — this Oven Temperature Conversion Calculator saves time and prevents ruined dishes when you’re following recipes from the US, UK, Europe, or Australia.
Free Oven Temperature Conversion Calculator
Quick Reference Table
| °C | °F | Gas Mark | Description |
|---|---|---|---|
| 120 | 250 | ½ | Very Cool |
| 150 | 300 | 2 | Cool |
| 165 | 325 | 3 | Warm |
| 180 | 350 | 4 | Moderate |
| 190 | 375 | 5 | Fairly Hot |
| 200 | 400 | 6 | Moderately Hot |
| 220 | 425 | 7 | Hot |
| 230 | 450 | 8 | Very Hot |
| 250 | 475 | 9 | Extremely Hot |
About the Oven Temperature Conversion Calculator
This Oven Temperature Conversion Calculator eliminates confusion when following recipes from different countries. American recipes use Fahrenheit, British recipes use Gas Mark, and most of Europe and Australia use Celsius. One small mistake (e.g., baking at 180 °F instead of 180 °C) can burn or undercook your food. This tool gives exact conversions instantly and includes descriptive terms (Moderate, Hot, Very Hotso you always know the right heat level.
Why You Need an Oven Temperature Conversion Calculator
More than 70 % of online recipes today are international. Without accurate conversion:
- Cakes sink or burn
- Roasts dry out
- Cookies spread too much or stay raw
- Vegetables lose nutrients from overcooking
Using this free Oven Temperature Conversion Calculator guarantees perfect results every single time — essential for both beginners and experienced bakers.
How to Use the Oven Temperature Conversion Calculator
- Enter the temperature in any one field (Celsius, Fahrenheit, or Gas Mark)
- All other fields update automatically in real-time
- Read the description (e.g., “Moderate”, “Hot”) for extra guidance
- Use the quick table for most common settings
When Should You Use This Calculator?
- Following American, British, French, Italian, or Australian recipes
- Baking bread, cakes, cookies, pizza, or roast vegetables
- Using a new oven with different markings
- Air frying (most air fryers usually use °C or °F)
- Meal prepping large batches with international sources
Complete Conversion Formulas
°C to °F: (°C × 9/5) + 32
°F to °C: (°F − 32) × 5/9
Gas Mark to °C: (Gas Mark × 14) + 121 (approximate)
For more in-depth explanation, see Wikipedia’s article on Oven Temperature Conversion.
Pro Tips for Perfect Baking & Roasting
- Always preheat fully — most ovens need 15–20 min
- Use an oven thermometer — built-in ones can be off by 25–50 °F
- Fan-assisted ovens: reduce temperature by 20 °C / 25 °F
- At high altitude, increase temperature 15–25 °F and reduce time
- For plant-based and vegan baking, many recipes from Start Plant Diet are tested at multiple temperatures
Common Conversion Mistakes to Avoid
180 °C ≠ 180 °F — it’s actually 356 °F! Always double-check with this calculator to prevent disasters.
Start Converting Now
Bookmark this page or add it to your home screen — you’ll use this Oven Temperature Conversion Calculator every week. Happy baking and cooking!
Looking for delicious, budget-friendly, plant-based recipes with exact oven temperatures? Visit Start Plant Diet today.