Temperature Conversion

Temperature conversion calculator for celsius, fahrenheit, kelvin, reaumur and rankine.

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 are used.

The temperature conversion formulas between celsius and fahrenheit:

Fahrenheit = Celsius * 9 / 5 + 32
Celsius = (Fahrenheit - 32) * 5 / 9

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