Convert Réaumur to Celsius
Turn Réaumur into Celsius in an instant. Type a value below to get an accurate °Ré → °C result, with the formula and a quick-reference table.
1 °Ré = 1.25 °C
Quick answer: 1 Réaumur = 1.25 Celsius
Réaumur to Celsius conversion table
| Réaumur (°Ré) | Celsius (°C) |
|---|---|
| 1 °Ré | 1.25 °C |
| 2 °Ré | 2.5 °C |
| 5 °Ré | 6.25 °C |
| 10 °Ré | 12.5 °C |
| 20 °Ré | 25 °C |
| 50 °Ré | 62.5 °C |
| 100 °Ré | 125 °C |
| 500 °Ré | 625 °C |
| 1,000 °Ré | 1,250 °C |
How to convert Réaumur to Celsius
- Enter the value in Réaumur in the converter above.
- It applies the exact °Ré → °C formula instantly.
- Read the converted result in Celsius.
For example, the boiling point of water is about 80 °Ré, which is 100 °C.
About Réaumur and Celsius
Réaumur is a historical scale with water freezing at 0° and boiling at 80°. It is now rare, but survives in some European food and cheese-making traditions.
Celsius is the everyday metric temperature scale, with water freezing at 0° and boiling at 100° at sea level. It is used for weather, cooking and body temperature almost everywhere outside the US.
The Réaumur and the Celsius are different scales, so the converter applies the exact °Ré → °C formula — handling any offset between them — to give an accurate result every time.
Other temperature conversions
Frequently asked questions
How many Celsius are in a Réaumur?
1 Réaumur converts to 1.25 Celsius (°Ré → °C). For any other amount, enter it in the converter above — it applies the exact °Ré → °C formula instantly, with full precision.
How do I convert Réaumur to Celsius?
Enter the number of Réaumur in the converter above and read the result in Celsius. It applies the exact °Ré → °C factor instantly, with full precision.
Is the Réaumur to Celsius converter free?
Yes — it is completely free and unlimited, needs no sign-up, and runs right in your browser, so it is instant and private.
Is the conversion accurate?
Yes. It uses the internationally defined temperature factors and full floating-point precision, then rounds the display to a clean, readable number.