What is a Kelvin (K)?

Kelvin (K) is the SI base unit of temperature, starting at absolute zero (−273.15°C), with the same increment as Celsius.

Definition

Symbol

K

Category

Temperature

System

SI

1 {unit} = {value} {otherUnit}

1 Kelvin = -272.15 Celsius (°C)

1 Kelvin = -457.87 Fahrenheit (°F)

1 Kelvin = 1.8 Rankine (°R)

Common Uses

  • Scientific research
  • Color temperature of light
  • Thermodynamics

Kelvin Conversions

Related Units