Calculator

Celsius to Fahrenheit

Turn a Celsius temperature into Fahrenheit.

Your inputs

°C

Fahrenheit

212

100 °C = 212.

Entered
100 °C

Formula

Fahrenheit shares its zero with a shifted Celsius scale:

°F = °C × 9/5 + 32

The oven page also shows a gas mark. This page is the temperature number only.

Assumptions

  • The scale follows the ITS-90 offset: 0 °C is 273.15 K.
  • A Fahrenheit degree is 5/9 of a Celsius degree.
  • The result is shown with up to two decimal places.

Worked example

100 °C equals 212 °F.

Input definitions

Celsius
A temperature from absolute zero, −273.15 °C, upward.

Limitations

This does not adjust for wind chill, heat index, or an oven's thermostat error.

Questions

What is the boiling point of water?

100 °C is 212 °F at standard atmospheric pressure. This page does not check the pressure.

Where do the scales meet?

−40 is the same temperature on both scales.

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