Convert Fahrenheit to Celsius (°F to °C)

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Convert Fahrenheit to Celsius (°F to °C)

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The formula

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

Worked example

To convert 68 °F to Celsius: (68 − 32) × 5/9 = 36 × 5/9 = 20 °C. Water boils at 212 °F = 100 °C.

Fahrenheit to Celsius conversion table

°F°C
32 °F0 °C
50 °F10 °C
68 °F20 °C
86 °F30 °C
98.6 °F37 °C
100 °F37.77778 °C
150 °F65.55556 °C
212 °F100 °C

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Frequently Asked Questions

68 °F = 20 °C.
98.6 °F = 37 °C, normal body temperature.
−40 °C equals −40 °F — the one point the two scales meet.