How do I convert Celsius to Fahrenheit?

Multiply the Celsius value by 9/5 and add 32. For example, 100°C × 9/5 + 32 = 212°F. Or simply use our converter — enter the value and it calculates instantly.

What is the formula for Fahrenheit to Celsius?

Subtract 32 from the Fahrenheit value and multiply by 5/9. For example, 72°F: (72 - 32) × 5/9 = 22.22°C.

What is 0 Kelvin in Celsius?

0 Kelvin (absolute zero) equals -273.15°C. It is the lowest possible temperature and represents the point where all molecular motion stops.

Temperature Converter

Convert between Celsius, Fahrenheit, and Kelvin instantly. Free online temperature converter.

From

212

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Celsius

100 °C

Fahrenheit

212 °F

Kelvin

373.15 K

Temperature Conversion Made Easy

Enter any temperature value, select the source unit (Celsius, Fahrenheit, or Kelvin), and see instant conversions to all other units. The reference table below the converter shows all three unit values at a glance.

Common Temperature Reference Points

Water freezes at 0°C (32°F, 273.15K) and boils at 100°C (212°F, 373.15K). Normal body temperature is 37°C (98.6°F). Room temperature is typically 20-22°C (68-72°F).

Frequently Asked Questions

How do I convert Celsius to Fahrenheit?: Multiply the Celsius value by 9/5 and add 32. For example, 100°C × 9/5 + 32 = 212°F. Or simply use our converter — enter the value and it calculates instantly.
What is the formula for Fahrenheit to Celsius?: Subtract 32 from the Fahrenheit value and multiply by 5/9. For example, 72°F: (72 - 32) × 5/9 = 22.22°C.
What is 0 Kelvin in Celsius?: 0 Kelvin (absolute zero) equals -273.15°C. It is the lowest possible temperature and represents the point where all molecular motion stops.