tier_2 conversion
Convert Réaumur to Celsius
Convert Réaumur to Celsius with a verified formula, worked example, conversion table, precision guidance, and reverse conversion.
Réaumur to Celsius
Réaumur to Celsius
Quick answer
1 Réaumur = 1.25 Celsius.
Formula
Celsius = (Réaumur × 1.25) + 0
Precision
Keep the offset and scale at full precision during calculation, then round the final temperature or scale value once.
How to convert Réaumur to Celsius
- Enter a value in Réaumur.
- Use the affine rule y = x × 1.25 + 0; both scale and zero point can change.
- Round the displayed Celsius value only when needed.
About these units
Réaumur is a unit used in temperature conversions. Temperature scales express thermal state using different scale sizes and zero points. Its recorded symbol is ºRé. Celsius is a unit used in temperature conversions. Temperature scales express thermal state using different scale sizes and zero points. Its recorded symbol is °C.
Explore related conversions
Réaumur to Celsius conversion table
| Réaumur | Celsius |
|---|---|
| -40 Réaumur | -50.00 Celsius |
| -20 Réaumur | -25.00 Celsius |
| 0 Réaumur | 0.00 Celsius |
| 20 Réaumur | 25.00 Celsius |
| 37 Réaumur | 46.25 Celsius |
| 100 Réaumur | 125.00 Celsius |
Frequently asked questions
How do I convert from Réaumur to Celsius?
Use the affine rule y = x × 1.25 + 0; both scale and zero point can change.
What formula does CalculatorHQ use for Réaumur to Celsius?
Celsius = (Réaumur × 1.25) + 0
How should I round the result?
Keep the offset and scale at full precision during calculation, then round the final temperature or scale value once.
Can I convert Celsius back to Réaumur?
Yes. Use the linked reverse conversion, whose formula is validated against this pair with round-trip tests.