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Convert Fahrenheit to Celsius.

Input the value of fahrenheit below to convert instantly to celsius with standard conversions, definitions, and equations.

Temperature Converter
°F
°C
(°F - 32) × 5/9 = °C Subtract 32 from the temperature in Fahrenheit, then multiply by 5/9.

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How to Convert Fahrenheit to Celsius

To convert fahrenheit to celsius, we use the official conversion formulas. Below is the mathematical formula, plain-English explanation, and a worked example.

fahrenheit-to-celsius-formula.py
# Mathematical Formula
(°F - 32) × 5/9 = °C
# Worked Example (5 °F)
(5 °F - 32) × 5/9 = -15.0000 °C
What is a Fahrenheit?

Fahrenheit (°F)

Temperature scale primarily used in the US, where water freezes at 32°F and boils at 212°F.

What is a Celsius?

Celsius (°C)

The standard metric temperature scale, where water freezes at 0°C and boils at 100°C.

Fahrenheit to Celsius Conversion Table

Fahrenheit (°F) Celsius (°C)
1 °F -17.22222 °C
2 °F -16.66667 °C
3 °F -16.11111 °C
5 °F -15 °C
10 °F -12.22222 °C
15 °F -9.44444 °C
20 °F -6.66667 °C
25 °F -3.88889 °C
50 °F 10 °C
100 °F 37.77778 °C
250 °F 121.11111 °C
500 °F 260 °C
1000 °F 537.77778 °C

Celsius to Fahrenheit Conversion Table

Celsius (°C) Fahrenheit (°F)
1 °C 33.8 °F
2 °C 35.6 °F
3 °C 37.4 °F
5 °C 41 °F
10 °C 50 °F
15 °C 59 °F
20 °C 68 °F
25 °C 77 °F
50 °C 122 °F
100 °C 212 °F
250 °C 482 °F
500 °C 932 °F
1000 °C 1832 °F
Questions

Frequently Asked Questions

How do I convert fahrenheit to celsius?

Multiply the value in fahrenheit by the conversion factor -1.722222e+1. For example, to convert 5 fahrenheit to celsius: 5 × -1.722222e+1 = -86.1111 °C.

What is the conversion factor from fahrenheit to celsius?

The conversion factor is -1.722222e+1. One fahrenheit is equal to -1.722222e+1 celsius.

What is the reverse conversion from celsius to fahrenheit?

To convert celsius back to fahrenheit, multiply by 33.8 (or divide the value by -1.722222e+1). One celsius is equal to 33.8 fahrenheit.

What temperature is absolute zero in Celsius?

Absolute zero is exactly -273.15°C, or 0 Kelvin.

How do you convert Celsius to Fahrenheit?

Multiply the Celsius temperature by 9/5 (1.8) and then add 32. For example, 10°C is (10 * 1.8) + 32 = 50°F.

At what temperature do Celsius and Fahrenheit meet?

Celsius and Fahrenheit are equal at exactly -40° (i.e. -40°C = -40°F).

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