What Is Temperature Converter?
A free online temperature converter. Convert between Celsius (°C), Fahrenheit (°F), Kelvin (K), and Rankine (°R). Real-time conversion with the formula displayed for each conversion.
Why Use Temperature Converter?
- 4 units: Celsius, Fahrenheit, Kelvin, Rankine
- Formula-based conversion (non-linear)
- Shows the active conversion formula
- Real-time conversion
How to Use Temperature Converter — Step by Step
1
Enter a temperature in any unit.
2
All other units update instantly.
3
See the conversion formula used.
Who Is Temperature Converter Best For?
- cooking
- weather
- science
- engineering
Temperature Converter — Frequently Asked Questions
How to convert Celsius to Fahrenheit?
Multiply by 9/5 and add 32. Formula: °F = °C × 9/5 + 32. For example, 25°C = 77°F.
What is Kelvin?
Kelvin (K) is the SI base unit of temperature. 0 K is absolute zero (-273.15°C). To convert Celsius to Kelvin, add 273.15.
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