Celsius to Fahrenheit Converter
Convert temperatures between Celsius, Fahrenheit and Kelvin.
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How to do it
- 1Fill in the boxes
Type your numbers or pick the options you need.
- 2See the result
The answer updates right away as you change a value.
- 3Use it
Copy the result or note it down. Nothing is sent anywhere.
About this tool
Enter a temperature and choose the unit it is in. You get the value in Celsius, Fahrenheit and Kelvin. The formula is °F = °C × 9/5 + 32.
Formulas
Fahrenheit = Celsius × 9/5 + 32. Celsius = (Fahrenheit − 32) × 5/9. Kelvin = Celsius + 273.15.
Handy reference
0 °C is 32 °F, the freezing point of water. 20 °C is 68 °F, a comfortable room. 37 °C is 98.6 °F, normal body temperature. 100 °C is 212 °F, boiling water at sea level.
Quick trick
Double the Celsius value and add 30 for a rough Fahrenheit figure.
Frequently asked questions
What is 20 C in F?
68 °F.
What is body temperature in Fahrenheit?
37 °C is 98.6 °F.
Where is Fahrenheit used?
Mainly in the United States and a few other countries.
What is the Kelvin scale?
A scientific scale where 0 K is absolute zero, equal to −273.15 °C.