Temperature Converter

By CalculatorInn Team · Updated: 2026-03-22 · Free & accurate · Instant results

Convert temperatures between Celsius, Fahrenheit, and Kelvin.

Interactive Temperature Converter

JavaScript is required for the interactive calculator. Enable JavaScript to use this tool.

How to Use This Calculator

Step-by-Step Instructions

  1. Enter your temperature value
  2. Enter your from unit
  3. Enter your celsius
  4. Enter your fahrenheit
  5. Enter your kelvin
  6. Enter your celsius
  7. Enter your fahrenheit
  8. Enter your kelvin
  9. Results appear instantly — no button needed

Formula

Mathematical Formula

°F = °C × 9/5 + 32; K = °C + 273.15

How It Works

Convert to Celsius first, then to the target unit.

Frequently Asked Questions

What is absolute zero?

0 Kelvin = -273.15°C = -459.67°F. The lowest possible temperature.

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