UnitX tools

Celsius to
Fahrenheit.

Enter a Celsius temperature for its exact Fahrenheit and Kelvin equivalents. Useful for weather, cooking, travel, and the everyday questions that should take seconds.

Convert a temperature

Celsius
°C

Fahrenheit

68°F 293.15 K

20°C is 68°F.

The formula

Multiply by 9/5, then add 32.

To convert Celsius to Fahrenheit, multiply the Celsius value by 9/5 and add 32. Water freezes at 0°C (32°F) and boils at 100°C (212°F). Kelvin begins at absolute zero, so it is Celsius plus 273.15.

Beyond one conversion

Everyday questions, without the busywork.

UnitX makes temperature, length, weight, and other conversions feel immediate on iPhone and Apple Watch—whether you type naturally, choose exact controls, or scan the number in front of you.