Kelvin to Celsius
The Kelvin to Celsius Converter instantly converts temperatures in Kelvin (K) to degrees Celsius (°C) using the formula °C = K – 273.15. Perfect for scientific, educational, and daily applications, it delivers quick and accurate results with a clean interface.
Use Cases
- Convert scientific data from Kelvin to Celsius for reporting or documentation.
- Translate temperature sensor readings (e.g., astrophysics, cryogenics) into familiar units.
- Support educational projects, laboratory work, or weather reporting using accurate temperature conversions.
- Quickly determine reference points like absolute zero (-273.15°C), freezing point (0°C), and boiling point (100°C).
Key Features
Instant Conversion
See the Celsius result automatically as you input the Kelvin value.
Accurate Formula
Calculates using the scientific standard: °C = K − 273.15.
One-Click Copy
Copy the result easily for use in reports or documentation.
Optional Swap Function
Convert values the other way—Celsius back to Kelvin—if supported.
Responsive Design
Tool works smoothly across desktop and mobile.
Frequently Asked Questions
It converts temperatures from Kelvin to Celsius using the formula °C = K − 273.15.
Yes — it’s completely free and works entirely in your browser with no sign-up.
If the swap feature is supported, yes—you can reverse the operation.
For example, 300 K converts to 26.85 °C.
Yes — it’s designed to be responsive and usable on any device.
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👨💻 About the Developer
Muhammad Abid Rahimi
Professional full-stack developer with expertise in creating high-performance web applications and tools. Specializing in PHP, MySQL, JavaScript, and modern web technologies. Passionate about building user-friendly interfaces and scalable backend systems that deliver exceptional user experiences.