**Full name:** degree Celsius

**Plural form:** degrees Celsius

**Symbol:** °C

**Alternate spelling:** C

**Category type:** temperature

**Scale factor:** 1

The SI base unit for temperature is the kelvin.

1 kelvin is equal to 1 degree Celsius.

Valid units must be of the **temperature** type.

You can use this form to select from known units:

The degree Celsius (°C) is a unit of temperature named after the Swedish astronomer Anders Celsius (1701–1744), who first proposed a similar system in 1742. The Celsius temperature scale was designed so that the freezing point of water is 0 degrees, and the boiling point is 100 degrees at standard atmospheric pressure.

degree Celsius to kelvin

degree Celsius to degree Delisle

degree Celsius to degree Fahrenheit

degree Celsius to degree Rømer

degree Celsius to degree Rankine

degree Celsius to degree Réaumur

degree Celsius to degree newton