Fahrenheit to Celsius Converter
Convert Fahrenheit to Celsius in one click. Whether you are cooking, traveling, studying, or working on an engineering project, our free converter gives you accurate results instantly. Temperature scales differ by both scaling and offset.
-17.2222
1 °F = -17.2222 °C
Quick Reference
| °F | °C |
|---|---|
| -40 | -40 |
| -20 | -28.8889 |
| 0 | -17.7778 |
| 20 | -6.6667 |
| 37 | 2.7778 |
| 60 | 15.5556 |
| 80 | 26.6667 |
| 100 | 37.7778 |
Формула
To convert Fahrenheit to Celsius, use the standard temperature conversion formula. Temperature scales use both a multiplication factor and an additive offset, unlike most units which only require multiplication.
Приклад
For example, 20 °F = -6.666667 °C.
20 °F=-6.6667 °C
Як розрахувати
- 1Enter the numeric value you want to convert in the input field above
- 2Your result appears instantly in the output field below — no button press needed
- 3Click the swap button (⇄) to instantly reverse the conversion direction
- 4Use the reference table below to see common conversions at a glance
Типові випадки використання
- Checking weather forecasts from international news sources and travel apps
- Cooking and baking — understanding oven temperatures from foreign recipes
- Medical — converting fever readings between Celsius and Fahrenheit
- Science experiments and laboratory work requiring precise temperature control
- HVAC and home heating/cooling system settings across different regions
Поради
- Bookmark this page for quick access — it's faster than searching each time
- The swap button (⇄) instantly converts in the reverse direction without re-entering values
- The reference table below works as a quick cheat sheet for the most common values
Часті запитання
How many Celsius are in 1 Fahrenheit?
Temperature conversion is not a simple ratio — it requires applying both a scale factor and an offset. Use the converter above for accurate results.
What is the formula to convert Fahrenheit to Celsius?
Use the standard formula for these temperature scales. Enter your value above for an instant result.
Is this Fahrenheit to Celsius converter accurate?
Yes. This converter uses the exact internationally recognized conversion factors. Results are calculated to 6 decimal places for maximum precision.
Can I convert Celsius back to Fahrenheit?
Yes — click the swap button (⇄) above to instantly reverse the conversion. The reverse formula is applied automatically.
What is 20 Fahrenheit in Celsius?
20 Fahrenheit equals -6.666667 Celsius.