Fahrenheit to Celsius Converter
Conversion result
—
How to convert Fahrenheit to Celsius
To convert a temperature from Fahrenheit to Celsius, subtract 32 from the Fahrenheit value, then divide that total by 1.8.
Celsius = (Fahrenheit - 32) / 1.8
Example Calculation
Suppose you want to see what 100 degrees Fahrenheit corresponds to in Celsius:
(100 - 32) / 1.8 = 68 / 1.8 = 37.78 °C
Fahrenheit to Celsius Quick Reference Chart
| Fahrenheit (°F) | Celsius (°C) | Temperature Milestone Context |
|---|---|---|
| -40 °F | -40 °C | Scale parity convergence mark |
| 32 °F | 0 °C | Water freezing threshold parameter |
| 50 °F | 10 °C | Cool baseline ambient day marker |
| 68 °F | 20 °C | Standard living room temperature setting |
| 86 °F | 30 °C | Hot outdoor operational conditions |
| 100 °F | 37.78 °C | High ambient temperature / fever territory |
| 212 °F | 100 °C | Standard atmospheric water boiling peak |
Understanding Fahrenheit and Celsius Metrics
The Fahrenheit scale uses historical reference points based on chemical brine and human body temperature. The Celsius scale is metric-based, with 0° as freezing and 100° as boiling. Accurate conversion between these thermal metrics is vital for clinical data, automotive systems, food processing, and HVAC installations.
Related Temperature Converters
Need other conversions? Visit our Unit Converter
© 2026 UnitConverters.cc — accurate unit tools