Formulas
°F = °C × 9/5 + 32
°C = (°F − 32) × 5/9
K = °C + 273.15
°F = °C × 9/5 + 32
°C = (°F − 32) × 5/9
K = °C + 273.15
Celsius, Fahrenheit and Kelvin
Celsius is used in most of the world, Fahrenheit mainly in the United States, and Kelvin in science. Water freezes at 0°C / 32°F / 273.15K and boils at 100°C / 212°F / 373.15K. Type into any box and the other two update automatically.
°C to °F chart
| Celsius | Fahrenheit |
|---|---|
| 0 °C | 32 °F |
| 10 °C | 50 °F |
| 20 °C | 68 °F |
| 37 °C | 98.6 °F |
| 100 °C | 212 °F |
Frequently asked questions
- What is 100°C in Fahrenheit?
- 100°C = 212°F (the boiling point of water).
- How do I convert Fahrenheit to Celsius?
- Subtract 32, then multiply by 5/9. For example (98.6 − 32) × 5/9 = 37°C.
- Is my input sent anywhere?
- No. Everything is computed in your browser.