Converters

Celsius to Kelvin Converter

Convert Celsius (°C) to Kelvin (K) and Kelvin to Celsius instantly with formulas, examples, and FAQs.

Tool

Celsius to Kelvin Converter

Convert Celsius (°C) to Kelvin (K) and Kelvin to Celsius instantly with formulas, examples, and FAQs.

This tool runs in your browser. Your input is processed locally and is not uploaded.

About this Tool

Use this free online Celsius to Kelvin converter to quickly convert temperatures between °C and K.

Conversion Formula

°C → K
K = °C + 273.15
K → °C
°C = K - 273.15

Examples

  • 0 °C = 273.15 K
  • 25 °C = 298.15 K
  • -273.15 °C = 0 K

Frequently Asked Questions

How do you convert Celsius to Kelvin?

Add 273.15 to the Celsius value.

What is absolute zero in Kelvin?

Absolute zero is 0 K.

Can Kelvin values be negative?

No, Kelvin starts at absolute zero.

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