Convert degrees Celsius to degrees Fahrenheit

Enter a temperature in degrees Celsius to get degrees Fahrenheit. Formula: °F = °C × 9/5 + 32.

✓ Runs in your browser — nothing uploaded Free, no sign-upNo watermark

How to use the Degree Celsius to degree Fahrenheit

  1. Type the number of degrees Celsius.
  2. Click Convert.
  3. Read the result in degrees Fahrenheit, plus the same value in every other temperature unit.

°C to °F formula

°F = °C × 9/5 + 32

Worked example

25 °C → 25 × 9/5 + 32 = 77 °F.

Degrees Celsius to degrees Fahrenheit conversion table

Degrees CelsiusDegrees Fahrenheit
-40 °C-40 °F
-20 °C-4 °F
-10 °C14 °F
0 °C32 °F
10 °C50 °F
20 °C68 °F
25 °C77 °F
30 °C86 °F
37 °C98.6 °F
40 °C104 °F
50 °C122 °F
100 °C212 °F

About the degree Celsius

Water freezes at 0 °C and boils at 100 °C at sea level. The everyday scale almost everywhere except the USA.

About the degree Fahrenheit

Water freezes at 32 °F and boils at 212 °F. Used for weather, cooking and body temperature in the USA.

Related conversions

degrees Fahrenheit to degrees Celsius · degrees Celsius to kelvins · any unit.

Frequently asked questions

How many degrees Fahrenheit in a degree Celsius?

Use °F = °C × 9/5 + 32.

How many degrees Celsius in a degree Fahrenheit?

Use the inverse: °C = (°F − 32) × 5/9.

Is the factor exact?

Yes, the formulas are exact by definition.

Privacy

This tool runs entirely inside your browser using WebAssembly and the Canvas/File APIs. Your files are never uploaded to ToolFlint or any third party; you can verify this in your browser's network tab or by switching to airplane mode after the page loads. Read how we process files.

Last updated 2026-09-23.