Temperature

Celsius to kelvin Converter

Convert degree Celsius to kelvin instantly.

FormulaK = °C + 273.15
Sources and methodology1 °C = 274.15 K — exactly. exactly

Quick conversion table

degree Celsiuskelvin
-40 °C233.15 K
0 °C273.15 K
10 °C283.15 K
20 °C293.15 K
25 °C298.15 K
37 °C310.15 K
50 °C323.15 K
100 °C373.15 K

Unit definitions

degree Celsius (°C)

degree Celsius is a unit of Temperature. In this converter it is defined against the category base unit as base = value × 1 + 273.15.

kelvin (K)

kelvin is a unit of Temperature. In this converter it is defined against the category base unit as 1 K = 1 K.

Example

25 °C = 298.15 K

Sources and methodology

Definitions: BIPM SI Brochure and NIST conversion guidance. Methodology.