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Temperature Converter

Convert Celsius, Fahrenheit and Kelvin instantly.

Your details

How the temperature converter works

Celsius and Kelvin share the same step size; Fahrenheit degrees are 5/9 as large.

Formula

°F = °C × 9/5 + 32 • K = °C + 273.15

Worked example

25 °C equals 77 °F and 298.15 K.

Frequently asked questions

What is absolute zero?

0 K, equal to −273.15 °C or −459.67 °F.

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