Convert Temperature
Converted Value
—
Enter a value to convert
How to Convert Temperature
Convert between Celsius, Fahrenheit, Kelvin, and Rankine temperature scales.
1
Enter Your Value
Input the temperature value you want to convert.
2
Select Units
Choose the source and target temperature scales.
3
View Results
See the converted value and equivalent temperatures in all scales.
Frequently Asked Questions
What is absolute zero?
Absolute zero is the lowest physically meaningful temperature: <strong>−273.15 °C</strong>, <strong>−459.67 °F</strong>, <strong>0 K</strong>, or <strong>0 °R</strong>.
Is 0 °C the same as 0 K?
No. 0 °C is the freezing point of water, while 0 K is absolute zero. <strong>0 °C equals 273.15 K</strong>.
Why can converted temperatures be negative?
Celsius and Fahrenheit use reference points above absolute zero, so valid temperatures can be negative on those scales.