Temperature Converter
Convert between Celsius, Fahrenheit, Kelvin
Result
What Is a Temperature Converter?
A temperature converter switches between Fahrenheit, Celsius, and Kelvin temperature scales. Whether you are traveling abroad, cooking with international recipes, or studying science, Tooliva's free online temperature converter gives you instant, accurate conversions with all three scales displayed simultaneously.
Why Use Tooliva's Online Temperature Converter?
Different countries use different temperature scales — the US uses Fahrenheit, most of the world uses Celsius, and scientists use Kelvin. Converting between them requires formulas that are easy to forget. Tooliva converts all three scales instantly as you type. Enter any temperature and see the equivalent in all other scales at once.
How to Convert Temperature Online
- Enter a temperature value in any scale — Fahrenheit, Celsius, or Kelvin.
- All three scale equivalents display instantly.
- Click any value to copy it to your clipboard.
Key Features
- Three-way conversion — enter any scale, see all three results at once
- Instant results — converts as you type
- Common reference points — water freezing, boiling, body temperature, and more
- Decimal precision — accurate to any number of decimal places
- Free and private — no sign-up, no uploads, browser-based
Common Use Cases
Travelers convert weather forecasts when visiting countries with different scales. Cooks convert recipe temperatures between Fahrenheit and Celsius. Scientists convert between Celsius and Kelvin for lab work. Healthcare workers convert body temperature readings. Meteorologists compare temperature data across regions.
Frequently Asked Questions
Q: What is the formula to convert Celsius to Fahrenheit?
The formula is: °F = (°C × 9/5) + 32. For example, 100°C = (100 × 9/5) + 32 = 212°F.
Q: At what temperature are Fahrenheit and Celsius equal?
-40° is the only temperature where Fahrenheit and Celsius scales are equal: -40°F = -40°C.
Q: What is absolute zero in all scales?
Absolute zero is 0 Kelvin, -273.15°C, and -459.67°F. It is the lowest possible temperature.
Q: Is the conversion private?
Yes. All conversion happens in your browser. No data is sent to any server.