Temperature Converter
Convert temperatures between Celsius, Fahrenheit, and Kelvin.
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1Enter data
Enter content, paste text or load a file from disk. -
2Click the button
The tool will immediately process your data in the browser. -
3Get the result
Copy the finished text or save the file to your device.
return "Result ready in 0.1s";
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| Condition/Phenomenon | °C | °F | K |
|---|---|---|---|
| Absolute zero | -273,15 | -459,67 | 0 |
| Water coagulation | 0 | 32 | 273,15 |
| Human body temperature | 36,6 | 97,88 | 309,75 |
| Boiling water | 100 | 212 | 373,15 |
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Other tools you may find usefulOnline temperature converter for Celsius, Fahrenheit and Kelvin
Temperature converter is a simple tool that converts Celsius, Fahrenheit and Kelvin to each other without counting in memory. You enter the value, select the input unit, set the output unit, click Convert and immediately see the result with the appropriate accuracy.
Manually using formulas like (°C × 9/5) + 32 or K − 273.15 is fine on paper, but in everyday work it takes a lot of time. The online temperature converter automates all conversions, removes the risk of mistakes and allows you to focus on what is most important in your project, recipe or analysis.
What is a temperature converter and what is it used for
Temperature converter is an online calculator that converts values between the most popular temperature scales: Celsius, Fahrenheit and Kelvin. Instead of remembering separate formulas for each conversion direction, you use one simple interface that does all the calculations for you.
The tool is useful both in science and in the kitchen, in the workshop, when designing HVAC installations or when simply checking the weather forecast from another country. Just a few clicks are enough to check whether 350 °F in the recipe from the culinary blog is a lot, a little or exactly the amount you set on your oven in °C.
Supported temperature units
The temperature converter supports all three basic scales that appear most often in practice. Each of them has its own history and area of application, but the tool hides this complex world behind a simple interface.
Degrees Celsius (°C)
The Celsius scale is the standard in Poland and most countries of the world. 0 °C corresponds to the melting point of ice, and 100 °C corresponds to the boiling point of water at standard pressure. It is on this scale that weather forecasts, oven temperatures and home thermostat settings are recorded.
Degrees Fahrenheit (°F)
The Fahrenheit scale is dominant in the United States and several other countries. For many people, 68°F sounds abstract, but when converted to 20°C it immediately becomes more understandable. The temperature converter allows you to instantly move from one scale to another without thinking about formulas.
Kelvin (K)
Kelvin is an SI unit used in science and technology. The Kelvin scale begins at absolute zero, the lowest possible temperature where thermal motion of molecules ceases. 0 K corresponds to -273.15 °C, and the difference of one Kelvin is the same as one degree Celsius.
Conversions between units
The temperature converter uses standard conversion formulas between °C, °F and K, so you can be sure that the result will be consistent with data from manuals, technical documentation and standards.
How to use the temperature converter step by step
The tool's interface is deliberately simplified so that it can be used in the laboratory, in the kitchen, in the office and on a smartphone.
- Enter the temperature valueEnter a number in the input field, for example 21, 98.6 or 300. The tool can handle integers and values with decimal places.
- Select input unitFrom the list or buttons, select the unit in which your current temperature is, for example °C or °F.
- Select output unitSet the unit you want to convert the value to, for example Celsius to