Fahrenheit to Kelvin converter
Free online fahrenheit to kelvin converter. Convert f to k instantly in your browser. 100% client-side, no uploads, no account required.
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Formula
K = (F − 32) × 5/9 + 273.15
See also
Frequently asked questions
How do I convert fahrenheit to kelvin?
Use the calculator on this page. Enter any value in fahrenheit and the equivalent in kelvin is computed instantly. The conversion uses the exact factor: 1 F = K × factor. The full formula is shown in the "Formula" section above.
Is the fahrenheit to kelvin conversion exact?
Yes, the conversion is computed with full floating-point precision and rounded to 10 significant digits by default. All math runs in your browser — your input is never uploaded, never stored, and never logged. The result is reproducible and matches standard reference values.
Can I convert in batch?
Yes. The Unit Converter on this site has a batch mode: paste one value per line and click "Convert Batch" to get every result in one go. The batch output is plain text you can copy.