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How to use Temperature Converter

Enter a value and pick Celsius, Fahrenheit, Kelvin, Rankine, or Réaumur, and the tool converts it to the others instantly.

Frequently asked questions

How to convert Celsius to Fahrenheit?

F = (C × 9/5) + 32. So 100°C = 212°F.

What is absolute zero?

Absolute zero is 0 Kelvin = -273.15°C = -459.67°F.

What is normal body temperature?

37°C (98.6°F), or 310.15 K.

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