Temperature Converter
Convert temperature units instantly. Switch between Celsius, Fahrenheit, Kelvin and Rankine with accurate formulas and quick reference results.
Convert Temperature
°C = (°F − 32) × 5/9
K = °C + 273.15
°R = °F + 459.67
Result
Temperature Scale
Popular Conversions
How to Use the Temperature Converter
Convert temperatures in three simple steps.
1. Enter value
Type the temperature number you want to convert.
2. Choose units
Select the original temperature unit and the target unit.
3. Get result
See the converted value in Celsius, Fahrenheit, Kelvin and Rankine instantly.
Fast temperature conversion for everyday use.
This Temperature Converter helps students, cooks, travelers, weather readers and professionals convert common temperature units quickly with clean formulas and instant browser-based results.
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Temperature Converter FAQ
Common questions about converting temperature units.
How do I convert Celsius to Fahrenheit?
Multiply Celsius by 9/5, then add 32. For example, 100°C equals 212°F.
How do I convert Fahrenheit to Celsius?
Subtract 32 from Fahrenheit, then multiply by 5/9. For example, 32°F equals 0°C.
What is Kelvin used for?
Kelvin is commonly used in science because it starts at absolute zero.
Does this converter use a backend?
No. All temperature conversions run directly in your browser with HTML, CSS and JavaScript.