Online Temperature Converter

Convert temperature units instantly—try Online Temperature Converter!

Convert temperatures between Celsius (°C) and Fahrenheit (°F) quickly, easily, and reliably with the Online Temperature Converter.

0
°C
-18
°F
Show decimals Hide decimals

Frequently Asked Questions

Is this temperature converter free?

Yes, Online Temperature Converter is completely free to use. Simply bookmark this page in your browser and return whenever you need to convert temperature units between Celsius (°C) and Fahrenheit (°F).

How does this temperature converter work?

It instantly converts temperatures between Celsius (°C) and Fahrenheit (°F). When you enter a value in either unit, the converter automatically calculates and displays the equivalent temperature in the other unit — no button clicks or page reloads required.

What’s the lowest temperature I can convert?

The minimum temperature this converter supports is –459.67°F (–273.15°C), also known as "absolute zero."" This is the lowest possible temperature in the universe. At absolute zero, atoms almost entirely stop moving.

What’s the highest temperature I can convert?

The maximum temperature this converter supports is 10,000°F (5,537.78°C). Although this is much lower than the theoretical maximum temperature in the universe, we consider it more than sufficient for most users’ needs.

Does the converter support decimal values?

Yes, the converter supports up to two decimal places for both Celsius (°C) and Fahrenheit (°F). This allows you to enter and view precise temperature values for accurate conversions.

Can I round the numbers in the converter?

Yes, you can choose whether or not to round the numbers shown in the converter. Simply use the “Show decimals” and “Hide decimals” toggle below the converter to switch between displaying up to two decimal places or rounding to whole numbers, depending on your preference.

More Tools