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Free Temperature Converter

°C → K

Celsius to Kelvin

Convert Celsius (°C) to Kelvin (K) instantly. Free, accurate, and works in your browser.

Conversion formula

K = °C + 273.15

0 °C = 0 + 273.15 = 273.15 K

  1. Add 273.15 to Celsius

Converting Celsius to Kelvin uses high-precision Kelvin as the intermediate scale.

Conversion table

Celsius (°C)Kelvin (K)
-40233.15
-20253.15
0273.15
10283.15
20293.15
37310.15
100373.15
200473.15
500773.15
10001273.15

Popular conversions

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Frequently asked questions

How do I convert Celsius to Kelvin?

Enter a value in Celsius (°C) and read the Kelvin (K) result instantly. You can also use quick entry like "100 °C to K".

Is this conversion accurate?

Yes. All conversions pass through Kelvin at full floating-point precision before display rounding.

Can I share a conversion link?

Yes. Use the Share button or copy the URL - your value is stored in the query string.