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Convert Temperature to Celsius

Temperature is a measure of the average kinetic energy of the particles in a substance. It is a fundamental quantity in physics and engineering. Temperature is usually measured in degrees Celsius (°C), degrees Fahrenheit (°F) or Kelvin (K).


Please note that selecting new unit will reset the form values.

How to convert Temperature to Celsius

To convert and sum different Temperature metric units to Celsius, we need to first convert each given unit value to Celsius and finally sum the resulting individual Celsius values.

#Unit valueValue in Celsius
10 Celsius0 °C
Sum the resulting Celsius values 0 °C

Frequently Asked Questions

How do I convert Fahrenheit to Celsius?

To convert Fahrenheit to Celsius, subtract 32 and divide by 1.8. To convert Celsius to Fahrenheit, multiply by 1.8 and add 32. For example, 0°F = -17.7778°C and -17.7778°C = 0°F.

Formula: (fahrenheit - 32) / 1.8

How do I convert Kelvin to Celsius?

To convert Kelvin to Celsius, subtract 273.15. To convert Celsius to Kelvin, add 273.15. For example, 0K = -273.15°C and -273.15°C = 0K.

Formula: kelvin - 273.15

How do I convert Rankine to Celsius?

To convert Rankine to Celsius, subtract 491.67 and divide by 1.8. To convert Celsius to Rankine, multiply by 1.8 and add 491.67. For example, 0°R = -273.15°C and -273.15°C = 0°R.

Formula: (rankine - 491.67) / 1.8

0°C