Fahrenheit to Celsius Converter (°F to °C)
Convert fahrenheit to celsius instantly with our free °F to °C calculator. Enter a value to see the result.
How to convert fahrenheit to celsius
To change °F into °C, use this formula:
Example: to convert 25 °F to °C, calculate -3.88889 °C. To go the other way, use °F = (°C × 9/5) + 32.
Popular fahrenheit to celsius conversions
- 1 °F to °C = -17.2222 °C
- 2 °F to °C = -16.6667 °C
- 3 °F to °C = -16.1111 °C
- 5 °F to °C = -15 °C
- 10 °F to °C = -12.2222 °C
- 15 °F to °C = -9.44444 °C
- 20 °F to °C = -6.66667 °C
- 25 °F to °C = -3.88889 °C
- 30 °F to °C = -1.11111 °C
- 40 °F to °C = 4.44444 °C
- 50 °F to °C = 10 °C
- 60 °F to °C = 15.5556 °C
- 70 °F to °C = 21.1111 °C
- 80 °F to °C = 26.6667 °C
- 90 °F to °C = 32.2222 °C
- 100 °F to °C = 37.7778 °C
Fahrenheit to Celsius conversion chart
| Fahrenheit (°F) | Celsius (°C) |
|---|---|
| 1 °F | -17.2222 °C |
| 2 °F | -16.6667 °C |
| 5 °F | -15 °C |
| 10 °F | -12.2222 °C |
| 20 °F | -6.66667 °C |
| 25 °F | -3.88889 °C |
| 50 °F | 10 °C |
| 75 °F | 23.8889 °C |
| 100 °F | 37.7778 °C |
| 250 °F | 121.111 °C |
| 500 °F | 260 °C |
| 1,000 °F | 537.778 °C |
When do you need °F to °C conversion?
This conversion is commonly used for weather, cooking, science and travel. Different countries and industries use different units, so converting fahrenheit to celsius helps you compare measurements accurately.
Frequently asked questions
How many celsius are in 1 fahrenheit?
1 °F equals -17.2222 °C.
How do I convert fahrenheit to celsius?
Use the formula °C = (°F − 32) × 5/9. For example, 25 °F = -3.88889 °C.
What is 10 °F in °C?
10 °F = -12.2222 °C.
What is 100 °F in °C?
100 °F = 37.7778 °C.
How do I convert °C back to °F?
Use °F = (°C × 9/5) + 32. You can also use our Celsius to Fahrenheit converter.
Is this °F to °C converter accurate?
Yes. It uses standard international conversion factors and shows up to 6 significant digits.