Formula: (°F − 32) × 5/9
1 Fahrenheit = -17.2222 Celsius
1 Celsius = 33.8 Fahrenheit
Example: convert 15 Fahrenheit to Celsius:
15 °F = (15 − 32) × 5/9 = -9.4444 °C
| Fahrenheit | Celsius |
|---|---|
| 1 °F | -17.2222 °C |
| 2 °F | -16.6667 °C |
| 3 °F | -16.1111 °C |
| 4 °F | -15.5556 °C |
| 5 °F | -15 °C |
| 6 °F | -14.4444 °C |
| 7 °F | -13.8889 °C |
| 8 °F | -13.3333 °C |
| 9 °F | -12.7778 °C |
| 10 °F | -12.2222 °C |
°F to °C Formula
Use the following formula to convert Fahrenheit to Celsius:
About Fahrenheit to Celsius Converter
Instantly convert Fahrenheit (°F) to Celsius (°C). Formula: (°F − 32) × 5/9. Enter a value below for an instant result. This tool is designed to be simple and accessible for users who need quick, reliable results.
When to use this tool
Use the fahrenheit to celsius converter when you need an accurate, immediate calculation without installing software or registering an account. It is especially useful for everyday decisions, quick comparisons, and planning where you need numbers fast.
How it works
The calculator applies standard, well-known formulas and conventions appropriate to the domain. Results are computed instantly in your browser to preserve privacy and avoid sending personal data to servers.
Limitations and tips
This tool provides informative estimates and is not a substitute for professional advice. For complex or high-stakes decisions, verify results with a qualified professional. Double-check inputs such as units, dates, and currency settings before making decisions.