Fahrenheit to Celsius Converter

Convert Fahrenheit to Celsius instantly. Free °F to °C converter with quick reference table, formula, and common temperature conversions for weather, cooking, and travel.

-17.78
Celsius (°C)
Input Value
0°F (Fahrenheit)
Celsius is the most widely used temperature scale. Water freezes at 0°C and boils at 100°C at sea level.

How to Convert Fahrenheit to Celsius

Simple formula with a worked example

To convert Fahrenheit (°F) to Celsius (°C), use this formula:

°C = (°F − 32) × 5/9

Example: Convert 98.6 °F to °C

98.6 °F = 37 °C

To convert back, use: °F = (°C × 9/5) + 32

Fahrenheit to Celsius Conversion Table

Quick reference for common Fahrenheit to Celsius conversions

Fahrenheit (°F)Celsius (°C)
-40 °F-40 °C
0 °F-17.78 °C
32 °F0 °C
50 °F10 °C
72 °F22.22 °C
98.6 °F37 °C
150 °F65.56 °C
212 °F100 °C
350 °F176.67 °C
500 °F260 °C

About Fahrenheit and Celsius

Understanding these temperature scales

Fahrenheit (°F)

Fahrenheit is commonly used in the United States. Water freezes at 32°F and boils at 212°F.

Celsius (°C)

Celsius is the most widely used temperature scale. Water freezes at 0°C and boils at 100°C at sea level.

When You Need This Conversion

  • understanding US weather
  • cooking with US recipes
  • medical temperature
  • international travel

Did you know? Daniel Fahrenheit originally set 0°F as the coldest temperature he could create (a brine ice mixture) and 96°F as human body temperature — though the scale was later adjusted.

Frequently Asked Questions

Common questions about converting Fahrenheit to Celsius

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