# Fahrenheit to Celsius

°F to °C in one step.

URL: https://shortformkit.com/fahrenheit-to-celsius/
Updated: 2026-10-13

Quick estimate: subtract 30 and halve it.

**Formula:** °C = (°F − 32) × 5/9

## Common values

| °F (Fahrenheit) | °C (Celsius) |
|---|---|
| -40 °F (Fahrenheit) | -40 °C (Celsius) |
| 0 °F (Fahrenheit) | -17.78 °C (Celsius) |
| 32 °F (Fahrenheit) | 0 °C (Celsius) |
| 50 °F (Fahrenheit) | 10 °C (Celsius) |
| 68 °F (Fahrenheit) | 20 °C (Celsius) |
| 77 °F (Fahrenheit) | 25 °C (Celsius) |
| 86 °F (Fahrenheit) | 30 °C (Celsius) |
| 98.6 °F (Fahrenheit) | 37 °C (Celsius) |
| 100 °F (Fahrenheit) | 37.78 °C (Celsius) |
| 212 °F (Fahrenheit) | 100 °C (Celsius) |

Results are estimates for general information, not medical or financial advice.

## How it works

1. **Enter your values** The result updates as you type.
2. **Switch units if needed** Metric or US units, where it applies.
3. **Read the result** Nothing is stored or sent anywhere.

## FAQ

**Is it free?**
Yes. No account, no limits.

**Is my data stored?**
No. The calculation happens in your browser and nothing is sent to a server.


Source: Shortform Kit (https://shortformkit.com/fahrenheit-to-celsius/). Free, no login.