Temperature Converter

Celsius to Fahrenheit, Kelvin, or Rankine.

Edit any field

Celsius (°C)

Fahrenheit (°F)

Kelvin (K)

Rankine (°R)

About

Type a temperature in any of the four scales and the others update live. Useful for recipes, weather, and physics homework.

How to use

Type a value in any unit.
Read the others.

FAQ

Why is the conversion not just multiplication?+

Because Celsius and Fahrenheit have different zero points. F = C × 9/5 + 32 reflects that. Kelvin and Celsius share a slope but offset by 273.15.