Fahrenheit °F
Celsius °C
Kelvin K
Rankine °Ra

About Temperature Converter

Free Online Temperature Converter

This tool supports conversion between temperature units including Celsius, Fahrenheit, Kelvin, and Rankine. All units are displayed simultaneously — enter a value in any unit to see results in all others in real time. All data is processed locally in your browser, fully protecting your privacy.


Features

  • Supports 4 temperature unit conversions
  • All units displayed simultaneously with real-time sync
  • One-click copy of conversion results
  • Quick reference for common conversion formulas
  • Quick comparison of reference values
  • Pure frontend offline processing, protects user privacy

Common Conversion Formulas

  • °F = °C × 9/5 + 32
  • K = °C + 273.15
  • °C = (°F - 32) × 5/9
  • °Ra = °F + 459.67

Common Reference Values

  • Freezing point: 0°C = 32°F
  • Boiling point: 100°C = 212°F
  • Absolute zero: -273.15°C = 0 K
  • Body temperature: 37°C = 98.6°F

How to Use

  1. 1Click on any unit card's input field
  2. 2Enter a value, other units update in real time
  3. 3Click the copy button to copy conversion results

Related Tools