🌡️ °C to K — Celsius to Kelvin Converter

Convert temperature units — Celsius, Fahrenheit, Kelvin, Rankine.

Formula K = °C + 273.15
UnitNameValue
°F Fahrenheit 33.8
K Kelvin 274.15
°R Rankine 493.47

About Celsius to Kelvin Conversion

The Celsius (°C) and the Kelvin (K) are both units of temperature. Converting between them is straightforward using the formula above.

Formula: K = °C + 273.15

This converter uses internationally recognized conversion factors. All calculations are performed client-side in your browser — no data is sent to any server.

Frequently Asked Questions

How do I convert Celsius to Kelvin?

Use the converter above — enter your value in Celsius and the result appears instantly in Kelvin. The formula is: K = °C + 273.15

How many Kelvin are in 100 Celsius?

100 °C = 373.15 K

What is 1 Celsius in Kelvin?

1 °C = 274.15 K

Is this Celsius to Kelvin converter free?

Yes — Unitafy is completely free, requires no signup, and works instantly in your browser.