Convert Fahrenheit to Celsius (°F to °C)
Fahrenheit to Celsius Converter
Formula
To convert Fahrenheit to Celsius, subtract 32 and multiply by 5/9.
Fahrenheit Definition
Fahrenheit is a temperature scale based on one proposed in 1724 by the physicist Daniel Gabriel Fahrenheit.
Devised by Daniel Fahrenheit in 1724.
Celsius Definition
Celsius is a temperature scale used by the International System of Units (SI).
Created by Anders Celsius in 1742; scale inverted soon after.
- 1Body temperature is normally 98.6°F, which is about 37°C.
- 2A typical winter day might be 32°F (freezing point), equivalent to 0°C.
- 3A hot oven for baking is often set to 350°F, which is approximately 177°C.
| Fahrenheit (°F) | Celsius (°C) |
|---|---|
| 1 | -17.222222 |
| 5 | -15 |
| 10 | -12.222222 |
| 20 | -6.666667 |
| 50 | 10 |
| 100 | 37.777778 |
Converting Fahrenheit to Celsius
To convert Fahrenheit to Celsius, subtract 32 and multiply by 5/9. This page provides comprehensive information about this conversion, including unit definitions, formulas, real-world examples, and frequently asked questions.
Unit Definitions
Description
Zero point near brine freeze, 212 °F for water boil at sea level.
History
Devised by Daniel Fahrenheit in 1724.
System
The fahrenheit belongs to the imperial system of measurement.
Common Uses
- Weather reports in US
- Medical temperatures in US
- Cooking in US
Description
Based on water's freezing (0 °C) and boiling points (100 °C).
History
Created by Anders Celsius in 1742; scale inverted soon after.
System
The celsius belongs to the metric system of measurement.
Common Uses
- Weather reports
- Cooking
- Scientific measurements
Conversion Formula
Fahrenheit to Celsius
To convert Fahrenheit to Celsius, subtract 32 and multiply by 5/9.
Celsius to Fahrenheit
To convert Celsius to Fahrenheit, multiply by 9/5) + 32.
Real-World Examples
- 132 °F = 0 °C
- 268 °F ≈ 20 °C
- 3212 °F = 100 °C
Frequently Asked Questions
Related Conversions
- Kelvin
- Rankine
About Fahrenheit to Celsius Conversion
Converting from Fahrenheit (°F) to Celsius (°C) is a commontemperature conversion, especially when working between the imperial and metric systems. This converter provides a reliable way to convert any value from Fahrenheit to Celsius with high precision.
To convert Fahrenheit to Celsius, subtract 32 and multiply by 5/9. This ensures accurate results whether you're working with everyday measurements or technical specifications.
Why Convert Between Fahrenheit and Celsius?
Temperature conversions between Fahrenheit and Celsius are frequently needed in various situations:
- International travel and communication
- Engineering and technical documentation
- Science and academic research
- Cooking and recipes from different regions
- Manufacturing and product specifications
- Weather forecasting and reporting
Since the imperial system is used primarily in the United States and a few other countries, while the metric system is common in most countries worldwide, converting between these systems is essential for global communication and understanding.
Conversion Accuracy
Our Fahrenheit to Celsius converter uses the precise conversion factor to provide accurate results. While some may use simplified approximations for quick mental calculations, this converter ensures high precision for all applications, from everyday use to scientific and engineering calculations.
For everyday use, you can often use simplified conversion factors, but for technical work, the full precision offered by this converter is recommended.
Practical Applications
Converting between Fahrenheit and Celsius has numerous practical applications:
- Weather forecasting and reporting for international audiences
- Scientific research and data sharing across borders
- Cooking and baking with recipes from different regions
- Setting thermostats and HVAC systems with different scales
- Medical temperature readings in different healthcare systems
Having a reliable converter ensures accuracy in these applications, preventing costly errors and ensuring consistency across different measurement systems.
Historical Context
The relationship between Fahrenheit and Celsius has evolved over time:
Understanding these historical contexts helps explain why we need these conversions and why certain conversion factors are used.
Fahrenheit to Celsius Conversion Table
This table provides common conversion values from Fahrenheit to Celsius. Use it as a quick reference for frequently needed conversions.
| Fahrenheit (°F) | Celsius (°C) |
|---|---|
| 1 | -17.222222 |
| 5 | -15 |
| 10 | -12.222222 |
| 20 | -6.666667 |
| 50 | 10 |
| 100 | 37.777778 |
How to use this table: Find the Fahrenheit value in the left column, then read across to find the equivalent Celsius value.
Conversion formula: To convert from Fahrenheit to Celsius, subtract 32 from the Fahrenheit value, then multiply by 5/9.
Common Temperature Conversion Formulas
Here are some common conversion formulas for temperature units that you might find useful:
Multiply the temperature value in Celsius by 9/5, then add 32 to get Fahrenheit. Water freezes at 0°C (32°F) and boils at 100°C (212°F).
Add 273.15 to the temperature value in Celsius to get Kelvin. Kelvin is the SI base unit of temperature with 0K being absolute zero.
Subtract 273.15 from the temperature value in Kelvin to get Celsius. This conversion is commonly used in scientific calculations.