Temperature Converter
Convert between units of temperature-converter — fast, accurate, and free. No sign-up, works entirely in your browser.
Use this when you need a fast, accurate result — no sign-up, works entirely in your browser.
1Enter Your Value
—
Converted Value
How to Use
- Enter your details into the fields above.
- Click the calculate button to get your result instantly.
- Use the clear button to start a new calculation.
Example
- 100 °C → Fahrenheit → 212 °F
- 0 °C → Kelvin → 273.15 K
Formula
°F = °C × 9/5 + 32; K = °C + 273.15; °C = (°F − 32) × 5/9. Conversions run through kelvin, the absolute scale, so 0 K (−273.15 °C) is absolute zero and negative kelvin values are not possible.
About Temperature Converter
Celsius, Fahrenheit, Kelvin. This free online tool gives you fast, accurate results without registration or downloads.
Everything runs locally in your browser, so your data is never uploaded or stored — privacy first.
Frequently Asked Questions
How do I convert Celsius to Fahrenheit? +
Enter the value, select "Celsius (°C)" as the source unit, and the converter instantly shows the equivalent in Fahrenheit and Kelvin. To convert manually, use °F = °C × 9/5 + 32.
What temperature scales does this converter support? +
It supports Celsius (°C), Fahrenheit (°F), and Kelvin (K).
What is the formula for Fahrenheit to Celsius? +
°C = (°F − 32) × 5/9. For example, 98.6°F equals 37°C.
Is the Temperature Converter free to use? +
Yes, it is completely free with no registration or download required.