Temperature Converter

Convert between Celsius, Fahrenheit, and Kelvin instantly. See conversion formulas and common reference points. All processing happens client-side.

Common Reference Points

DescriptionCelsiusFahrenheitKelvin
Absolute Zero-273.15\u00B0C-459.67\u00B0F0 K
Water Freezing Point0\u00B0C32\u00B0F273.15 K
Room Temperature20\u00B0C68\u00B0F293.15 K
Human Body Temperature37\u00B0C98.6\u00B0F310.15 K
Water Boiling Point100\u00B0C212\u00B0F373.15 K

Click a row to load it as input

How to Use the Temperature Converter

  1. Enter a temperature value in the input field.
  2. Select the unit you are converting from (Celsius, Fahrenheit, or Kelvin).
  3. Converted values for all other units appear instantly below.
  4. Click any reference point to load it as the input value.

Temperature Scales

Celsius is used worldwide for everyday temperature measurement. Fahrenheit is primarily used in the United States. Kelvin is the SI base unit used in scientific contexts, starting at absolute zero.

Features

  • Real-time conversion between Celsius, Fahrenheit, and Kelvin
  • Conversion formulas displayed for each unit pair
  • Quick-access common reference temperatures
  • One-click copy of any result
  • 100% client-side processing for full privacy