Definition pending for Fahrenheit.
Fahrenheit to Celsius
Quick conversion chart
Fahrenheit to Celsius conversions for reference values.
Converting 0.1 Fahrenheit into Celsius equals -17.722444 Celsius.
Converting 0.5 Fahrenheit into Celsius equals -17.500222 Celsius.
Converting 1 Fahrenheit into Celsius equals -17.222444 Celsius.
Converting 2 Fahrenheit into Celsius equals -16.666889 Celsius.
Converting 5 Fahrenheit into Celsius equals -15.000222 Celsius.
Converting 10 Fahrenheit into Celsius equals -12.222444 Celsius.
Converting 20 Fahrenheit into Celsius equals -6.666889 Celsius.
Converting 50 Fahrenheit into Celsius equals 9.999778 Celsius.
Converting 100 Fahrenheit into Celsius equals 37.777556 Celsius.
How to convert Fahrenheit to Celsius
1 Fahrenheit = 0.555556 + -17.778 Celsius
1 Celsius = 33.8004 Fahrenheit
Example: convert 15 Fahrenheit to Celsius
15 × 0.555556 + -17.778 = -9.444667 Celsius
Unit definitions
Definition pending for Celsius.
How to convert Fahrenheit to Celsius
The conversion between fahrenheit and celsius uses a fixed multiplication factor. One fahrenheit equals 0.5555555555555556 plus an offset of -17.778 celsius. This offset is common in temperature conversions, where scales differ not just in magnitude but also in their zero point.
To convert, multiply the value in fahrenheit by 0.5555555555555556, then add -17.778. To convert in the opposite direction, subtract -17.778, then divide by 0.5555555555555556.