Temperature Converter
Convert between Celsius (°C), Fahrenheit (°F), and Kelvin (K). Handy for cooking, science, and checking weather abroad — all calculations happen inside your browser.
Enter a temperature to see the result.
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Celsius (°C)
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Fahrenheit (°F)
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Kelvin (K)
How to use
- Choose the unit of the temperature you enter (Celsius, Fahrenheit, or Kelvin).
- Enter the temperature value.
- The Celsius, Fahrenheit, and Kelvin values are shown in real time.
Frequently asked questions
How do I convert Celsius to Fahrenheit?
Multiply Celsius by 9, divide by 5, then add 32 to get Fahrenheit. That is, F = C × 9 ÷ 5 + 32.
How is Kelvin calculated?
Kelvin is Celsius plus 273.15. Kelvin is an absolute temperature, so 0 K is theoretically the lowest possible temperature.
Are the values I enter sent to a server?
No. All calculations happen only inside your browser, and the values you enter are never sent to or stored on any server.