Celsius to Fahrenheit Converter
Convert Celsius to Fahrenheit instantly, free in your browser. Enter a temperature in °C and get the exact value in °F — no upload, no sign up.
Your result will appear here
Result
°F = °C × 9/5 + 32 · 100 °C = 212 °F (boiling point of water)
How to use
- Enter a value in degrees Celsius (°C) in the box above — it is already filled with 100 as an example.
- Click Convert to degrees Fahrenheit (°F) (or just keep typing — the result updates as you type).
- Read the converted value in degrees Fahrenheit (°F). Use Swap to convert back from degrees Fahrenheit (°F) to degrees Celsius (°C).
Frequently asked questions
What is the formula to convert degrees Celsius (°C) to degrees Fahrenheit (°F)?
°F = °C × 9/5 + 32 . 100 °C = 212 °F (boiling point of water).
How do I convert degrees Fahrenheit (°F) back to degrees Celsius (°C)?
Use the reverse conversion: °C = (°F − 32) × 5/9 . 212 °F = 100 °C (boiling point of water). Or just click the Swap button on this page — it flips the direction and converts your value back instantly.
When would I need to convert degrees Celsius (°C) to degrees Fahrenheit (°F)?
Celsius is used in most of the world and in science, while Fahrenheit is the everyday scale in the United States. This converter helps with weather forecasts, cooking temperatures and thermostat settings. You can convert celsius to fahrenheit online — no signup, nothing to install.
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