°C → °Ré: type a value and the result appears instantly.
Temperature scales do not share the same zero point, so you cannot simply multiply. Use this formula:
°Ré = °C × 4/5
| Celsius (°C) | degrees Réaumur (°Ré) |
|---|---|
| -40 °C | -32 °Ré |
| -30 °C | -24 °Ré |
| -20 °C | -16 °Ré |
| -10 °C | -8 °Ré |
| -5 °C | -4 °Ré |
| 0 °C | 0 °Ré |
| 5 °C | 4 °Ré |
| 10 °C | 8 °Ré |
| 15 °C | 12 °Ré |
| 20 °C | 16 °Ré |
| 25 °C | 20 °Ré |
| 30 °C | 24 °Ré |
| 35 °C | 28 °Ré |
| 36 °C | 28.8 °Ré |
| 37 °C | 29.6 °Ré |
| 38 °C | 30.4 °Ré |
| 39 °C | 31.2 °Ré |
| 40 °C | 32 °Ré |
| 50 °C | 40 °Ré |
| 60 °C | 48 °Ré |
| 70 °C | 56 °Ré |
| 80 °C | 64 °Ré |
| 90 °C | 72 °Ré |
| 100 °C | 80 °Ré |
| 150 °C | 120 °Ré |
| 180 °C | 144 °Ré |
| 200 °C | 160 °Ré |
| 220 °C | 176 °Ré |
| 250 °C | 200 °Ré |
Celsius (°C): water freezes at 0 °C and boils at 100 °C (at standard pressure).
Degree Réaumur (°Ré): water freezes at 0 °Ré and boils at 80 °Ré (at standard pressure).