Celsius to Kelvin Converter

How many Kelvins are in 1 Celsius?

One Celsius equals 274.15 Kelvins. You can also write this as 1 Celsius = 274.15 Kelvins. Use the calculator to convert Celsius to Kelvin instantly.

Use this Celsius to Kelvin converter to change a value from Celsius into Kelvin. Enter the measurement, review the result, and use the conversion when comparing values or checking a formula.

This conversion is useful when a measurement is recorded in Celsius but a report, specification, or calculation requires Kelvin. The page includes the unit definitions, a worked example, and a conversion table for related units.

Use the result as a reference and check the displayed precision before copying it into technical or scientific work. The last digits may be rounded for readability.

Celsius and Kelvin describe the same temperature measurement in different units. Converting between them makes values easier to compare when different unit systems are used.

How to convert Celsius to Kelvin (°C to K)

To convert Celsius to Kelvin, multiply by 274.15. The formula is Celsius × 274.15 = Kelvin. See the example below.

1 Celsius = 1 × 274.15 = 274.15 Kelvins

Celsius is a unit of measurement for temperature. In Celsius, 100 degrees represents boiling point of water and 0 degree represents freezing point of water. One Celsius is equal to 274.15 Kelvin. The symbol for Celsius is °C.

Kelvin is a unit of measurement for temperature. It is named after William Thomson, 1st Baron Kelvin. Kelvin fulfills all the requirements of absolute thermodynamic temperature scale. The null point of kelvin is absolute zero. One kelvin is equal to -272.15 Celsius. The symbol for Kelvin is K.

How to Use Celsius to Kelvin Converter

Select Celsius from the first dropdown and enter the value you want to convert.
Choose Kelvin in the second dropdown to set the target unit.
Review the converted value in the output field.
Check the displayed precision before using the result in another calculation.

For another result, change the input value or either selected unit. The conversion uses the unit definitions in the calculator and formats the result for display.

Example of Celsius to Kelvin Conversion

Celsius

Kelvin

274.15

Frequently asked questions about Celsius to Kelvin conversion

What does the Celsius to Kelvin conversion show?

It shows the equivalent value of one unit in another unit, making it easier to compare measurements and check calculations across different scales.

When should I use a Celsius to Kelvin converter?

Use it when you need to compare values, convert technical data, or switch between units used in different settings or systems.

Is this Celsius to Kelvin calculator accurate?

It applies the conversion relationship used by the calculator and formats the result for display. Verify the shown precision when the value is used in technical or scientific work.

Celsius to Kelvin Conversion Table

Celsius [°C]	Kelvin [K]	Description
1 Celsius	274.15 Kelvin	1 Celsius = 274.15 Kelvin
2 Celsius	275.15 Kelvin	2 Celsius = 275.15 Kelvin
3 Celsius	276.15 Kelvin	3 Celsius = 276.15 Kelvin
4 Celsius	277.15 Kelvin	4 Celsius = 277.15 Kelvin
5 Celsius	278.15 Kelvin	5 Celsius = 278.15 Kelvin
6 Celsius	279.15 Kelvin	6 Celsius = 279.15 Kelvin
7 Celsius	280.15 Kelvin	7 Celsius = 280.15 Kelvin
8 Celsius	281.15 Kelvin	8 Celsius = 281.15 Kelvin
9 Celsius	282.15 Kelvin	9 Celsius = 282.15 Kelvin
10 Celsius	283.15 Kelvin	10 Celsius = 283.15 Kelvin
100 Celsius	373.15 Kelvin	100 Celsius = 373.15 Kelvin
1000 Celsius	1273.15 Kelvin	1000 Celsius = 1273.15 Kelvin

Celsius to Other Units Conversion Table

Conversion	Description
1 Celsius = 274.15 Kelvin	1 Celsius in Kelvin is equal to 274.15
1 Celsius = 33.8 Fahrenheit	1 Celsius in Fahrenheit is equal to 33.8
1 Celsius = 493.47 Rankine	1 Celsius in Rankine is equal to 493.47
1 Celsius = 0.9990889212828 Reaumure	1 Celsius in Reaumure is equal to 0.9990889212828

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