Fahrenheit to Celsius Converter

1 °F = -17.2222222222 °C. Type any value below for the exact celsius figure.

°F
-17.2222222222°C

1 °F = -17.2222222222 °C

Conversion summary

1 °F = -17.2222222222 °C

Formula
Celsius = (Fahrenheit − 32) × 5/9
Category
Temperature
Units
°F → °C

1 °F in other units

Values update with the converter above. Select a row to open that conversion's detailed page.

How do you convert Fahrenheit to Celsius?

To convert Fahrenheit to Celsius, subtract 32 and multiply the result by 5/9. A value of 32 °F equals 0 °C.

Conversion formula

Celsius = (Fahrenheit − 32) × 5/9

Fahrenheit to Celsius conversion table

Fahrenheit (°F)Celsius (°C)
-40 °F-40 °C
32 °F0 °C
68 °F20 °C
98.6 °F37 °C
212 °F100 °C

What is Fahrenheit?

Fahrenheit is a temperature scale still widely used in the United States.

Short history of Fahrenheit

It became firmly established in Anglo-American practice and remains common in weather, household and some technical contexts.

Open the Fahrenheit unit guide

What is Celsius?

Celsius is one of the most widely used temperature scales in daily and engineering practice.

Short history of Celsius

The Celsius scale became popular because it provides an intuitive reference tied to water phase-change temperatures.

Open the Celsius unit guide

Frequently asked questions

What is 1 Fahrenheit in Celsius?

1 °F = -17.2222222222 °C.

How do you convert Fahrenheit to Celsius?

To convert Fahrenheit to Celsius, subtract 32 and multiply the result by 5/9. A value of 32 °F equals 0 °C.

Frequently asked questions

What is 1 °F in Celsius?

1 °F = -17.2222 °C.

How do you convert Fahrenheit to Celsius?

To convert Fahrenheit to Celsius, subtract 32 and multiply the result by 5/9. A value of 32 °F equals 0 °C.

What is 1 °C in Fahrenheit?

1 °C = 33.8 °F.

Sources

  1. BIPM: The International System of Units (SI Brochure)
  2. NIST: Guide for the Use of the International System of Units

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