UnitNest

Fahrenheit to Kelvin

Convert Fahrenheit to Kelvin instantly. 20 °F = 266.483333 K. Free browser-based converter — no signup.

°F → K

K = (°F + 459.67) × 5/9

20 °F = 266.483333 K

Formula: FahrenheitKelvin

Use this exact relationship: K = (°F + 459.67) × 5/9. UnitNest converts through a standard base unit for the temperature category (Kelvin), applying the correct affine transform.

Quick example

20 Fahrenheit = 266.483333 Kelvin. Change the input above to convert any value; results update instantly in your browser.

Need the other direction? Convert Kelvin to Fahrenheit.

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