Temperature Converter Online
Convert Celsius, Fahrenheit, Kelvin and other temperature units instantly.
Celsius to Fahrenheit: °F = (°C × 9/5) + 32
Fahrenheit to Celsius: °C = (°F − 32) × 5/9
Celsius to Kelvin: K = °C + 273.15
Temperature Converter From C to F
This free temperature converter makes it easy to convert temperature values between Celsius, Fahrenheit, Kelvin, Rankine and Réaumur. Use it as a quick temperature converter from C to F, F to C, Celsius to Kelvin or other common temperature conversions.
How to Convert Temperature
Enter a temperature value, select the original temperature unit, choose the unit you want to convert to, and click the convert button. The result appears instantly without requiring an account or software.
Celsius to Fahrenheit
To convert Celsius to Fahrenheit, multiply the Celsius temperature by 9/5 and add 32. For example, 20°C equals 68°F.
Fahrenheit to Celsius
To convert Fahrenheit to Celsius, subtract 32 from the Fahrenheit value and multiply the result by 5/9. For example, 68°F equals 20°C.
Celsius to Kelvin
Kelvin uses the Celsius scale with an offset of 273.15. Add 273.15 to a Celsius temperature to obtain its Kelvin value.
Temperature Units Supported
- Celsius and centigrade
- Fahrenheit
- Kelvin
- Rankine
- Réaumur
This online temperature converter can be useful for weather calculations, science homework, cooking, engineering, education, laboratory work and everyday temperature conversions.
Frequently Asked Questions
How do I convert Celsius to Fahrenheit?
Multiply the Celsius temperature by 9/5 and add 32. For example, 25°C is 77°F.
How do I convert Fahrenheit to Celsius?
Subtract 32 from the Fahrenheit value and multiply the result by 5/9. For example, 77°F is 25°C.
What is 0°C in Fahrenheit?
0°C equals 32°F.
What is 100°C in Fahrenheit?
100°C equals 212°F.
Can I convert Kelvin to Celsius?
Yes. Subtract 273.15 from the Kelvin value to get Celsius.
Is this temperature converter free?
Yes. The temperature converter is free to use and performs calculations directly in your browser.