Temperature Converter
Convert temperatures between Celsius, Fahrenheit, Kelvin, Rankine, and Réaumur scales instantly.
Common Temperature Points
| Reference Point | Celsius (°C) | Fahrenheit (°F) | Kelvin (K) |
|---|---|---|---|
| Water freezes | 0 | 32 | 273.15 |
| Room temperature | 20 | 68 | 293.15 |
| Body temperature | 37 | 98.6 | 310.15 |
| Water boils | 100 | 212 | 373.15 |
| Absolute zero | -273.15 | -459.67 | 0 |
Conversion Formulas
From Celsius (°C)
- To Fahrenheit: °F = (°C × 9/5) + 32
- To Kelvin: K = °C + 273.15
- To Rankine: °R = (°C + 273.15) × 9/5
- To Réaumur: °Ré = °C × 4/5
To Celsius (°C)
- From Fahrenheit: °C = (°F - 32) × 5/9
- From Kelvin: °C = K - 273.15
- From Rankine: °C = (°R - 491.67) × 5/9
- From Réaumur: °C = °Ré × 5/4