Direct conversion
Convert degree Fahrenheit [°F] to kelvin [K] instantly with formula, examples, chart, and FAQs.
K = (°F − 32) × 5/9 + 273.15
K = (°F − 32) × 5/9 + 273.15
Example: 1 degree Fahrenheit [°F] equals 255.927778 kelvin [K].
Temperature conversions are formula based, not factor based. Celsius, Fahrenheit, Kelvin, and Rankine are converted through the correct scale equations.
Displayed results are rounded for readability. The calculator keeps enough precision for everyday use and switches to scientific notation for very large or very small values. Last reviewed: 2026-05-21.
The degree Fahrenheit is a temperature scale commonly used in the United States for weather and household temperatures.
HistoryThe Fahrenheit scale was developed in the early 18th century and remains part of US customary measurement.
Current useFahrenheit is used for weather forecasts, ovens, thermostats, body temperature, and consumer appliances in the United States.
The kelvin (K) is a temperature unit used to express measurements in this converter.
HistoryThis unit is included because it appears in practical measurement systems, technical references, product specifications, or everyday conversion needs.
Current useUse kelvin when comparing temperature values, checking specifications, converting between systems, or preparing quick estimates.
| degree Fahrenheit [°F] | kelvin [K] |
|---|---|
| -40 | 233.15 |
| 0 | 255.372222 |
| 1 | 255.927778 |
| 10 | 260.927778 |
| 20 | 266.483333 |
| 25 | 269.261111 |
| 32 | 273.15 |
| 50 | 283.15 |
| 100 | 310.927778 |
Use this formula: K = (°F − 32) × 5/9 + 273.15 Enter your value in the calculator and the result updates instantly.
1 degree Fahrenheit [°F] equals 255.927778 kelvin [K].
Yes. Use the swap button in the calculator or open the related reverse conversion link when it is listed on this page.