Temperature Conversion

Temperature conversion calculator for Celsius, Fahrenheit, Kelvin, Reaumur and Rankine temperature units.

In SI (International System of Units), the base temperature unit is Kelvin (K) and used mostly in science, but for everyday life, mostly Celsius and Fahrenheit temperature units are used.

Temperature conversion formulas between Celsius and Fahrenheit:

Fahrenheit = Celsius * 1.8 + 32
Celsius = (Fahrenheit - 32) / 1.8

Enter Temperature: