Convert Kelvin to Celsius
°C = K − 273.15. Subtract 273.15 from the Kelvin temperature to get Celsius.
Kelvin
K
Celsius
°C
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How to Convert Kelvin to Celsius
Subtract 273.15 from the Kelvin temperature to get Celsius.
Common Kelvin to Celsius Values
Frequently Asked Questions
What is 300 K in Celsius?
300 K equals 26.85°C — approximately room temperature.
What is absolute zero in Celsius?
Absolute zero is 0 K, which equals -273.15°C. It is the lowest theoretically possible temperature.
When would I use Kelvin to Celsius conversion?
Scientists use Kelvin in thermodynamics, chemistry, and physics. Converting to Celsius helps relate scientific values to everyday temperatures you can feel and understand.