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UNIT CONVERTER

Temperature

Absolute temperature and temperature difference differ.

Result

SI / metric also includes non-SI metric units. Check distinctions such as US and UK units.

Results in other units

Displayed values are rounded. Check the unit type and definition before use.

How to convert, examples and notes

About temperature conversion

Choose the input and output units, then enter a number. The result updates on this device.

Conversion examples (rounded)

  • 0 °C = 32 °F
  • 100 °C = 212 °F

Some supported units: °C · K · °F · °R (4 units in this category).

Absolute temperature and temperature difference differ.

The nearby list shows the reference unit and up to two rows on either side. Expand it to see every unit. Check SI / metric, imperial / US customary and other definitions before important use.

Celsius, Fahrenheit and kelvin formulas

°F = °C × 9/5 + 32; °C = (°F − 32) × 5/9; K = °C + 273.15

  • 0 °C = 32 °F
  • 100 °C = 212 °F
  • 273.15 K = 0 °C

Examples are rounded; choose the required display digits in the converter.

Should temperature differences be converted on this page?

Absolute temperatures and temperature differences need different treatment. A difference of 1°C equals 1 K, while a temperature of 1°C equals 274.15 K. Use the Temperature difference category for changes in temperature.

Conversion table for 1 °C

Fixed reference values, rounded to 10 significant digits. Use the converter above for your own value.

UnitName1 °C equals
°CCelsius1 °C
KKelvin274.15 K
°FFahrenheit33.8 °F
°RRankine493.47 °R