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Celsius to Fahrenheit
Convert °C to °F instantly, with the formula (°F = °C × 9/5 + 32) and a table of common temperatures.
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About Celsius to Fahrenheit
Convert temperatures from Celsius to Fahrenheit, for weather, cooking and travel. The formula is °F = °C × 9/5 + 32. Water freezes at 0 °C (32 °F) and boils at 100 °C (212 °F); a comfortable room is about 21 °C (70 °F).
How to use Celsius to Fahrenheit
- Type the value you want to convert.
- Choose the units to convert from and to.
- See the answer instantly, with a table of every unit and the formula.
Why use this tool?
- Private: everything happens in your browser. Nothing you enter is uploaded.
- Free, with no sign-up, no watermark and no limit on how often you use it.
- Works on phones, tablets and computers: Android, iPhone, Windows, Mac and Linux. Nothing to install.
- Available in 10 languages.
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Frequently asked questions
What is 20 degrees Celsius in Fahrenheit?
20 °C is 68 °F.
What is a quick way to estimate Fahrenheit?
Double the Celsius value and add 30. It is a few degrees off but good enough for weather, for example 20 °C gives about 70 °F (exact 68 °F).
Is Celsius to Fahrenheit free?
Yes. Celsius to Fahrenheit on Toolipedia is free to use, with no sign-up and no watermark.
Is it safe to use?
Yes. Everything is worked out in your browser, and nothing you enter is sent to our server.
Does it work on my phone?
Yes. It works in any modern browser on Android and iPhone, as well as on tablets and computers. There's nothing to install.
Do I need an account?
No. Just open the page and use the tool. There's no sign-up and no email needed.