Convert Fahrenheit to Celsius
Enter a value in Fahrenheit to see it instantly in Celsius, or use the reverse converter below.
Also searched as: .
1 °F = -17.2222222222 °C
See this the other way: Celsius to Fahrenheit
Fahrenheit
Definition: A scale where water freezes at 32° and boils at 212° at standard atmospheric pressure.
Current use: Used for weather and everyday temperature in the United States.
Celsius
Definition: A scale where water freezes at 0° and boils at 100° at standard atmospheric pressure.
Current use: The standard temperature scale for weather, cooking, and science in most of the world.
Fahrenheit to Celsius Conversion Table
| Fahrenheit [°F] | Celsius [°C] |
|---|---|
| -40 °F | -40 °C |
| -20 °F | -28.8888888889 °C |
| 0 °F | -17.7777777778 °C |
| 20 °F | -6.6666666667 °C |
| 25 °F | -3.8888888889 °C |
| 37 °F | 2.7777777778 °C |
| 100 °F | 37.7777777778 °C |
How to Convert Fahrenheit to Celsius
°C = (°F − 32) × (5/9)
Example: convert 1 °F to °C:
1 °F = -17.2222222222 °C
Handy Fahrenheit to Celsius Reference Points
| Fahrenheit [°F] | Celsius [°C] |
|---|---|
| -40 °F | -40 °C |
| 0 °F | -17.7778 °C |
| 20 °F | -6.6667 °C |
| 25 °F | -3.8889 °C |
| 37 °F | 2.7778 °C |
| 40 °F | 4.4444 °C |
| 100 °F | 37.7778 °C |
Frequently Asked Questions
What is the formula to convert Fahrenheit to Celsius?
°C = (°F − 32) × 5/9. This conversion needs an offset as well as a multiplier because the scales have different zero points.
What is 0 °F in °C?
0 °F = -17.7778 °C.
What is 100 °F in °C?
100 °F = 37.7778 °C.
What is 37 °F in °C?
37 °F = 2.7778 °C.
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