Celsius to Fahrenheit Converter
Use our Celsius to Fahrenheit converter to convert Celsius to Fahrenheit temperature instantly. Includes the celsius to fahrenheit formula, the reverse fahrenheit to celsius formula, examples like 40 Celsius to Fahrenheit, and a quick conversion chart/table.
What is Celsius to Fahrenheit Conversion?
Celsius to Fahrenheit conversion is a temperature conversion between two common temperature scales: the Celsius scale (°C) and the Fahrenheit scale (°F). Many people use a celsius to fahrenheit calculator to quickly convert Celsius to Fahrenheit temperature values for weather, cooking, science, and everyday use.
If you’re asking who uses Celsius and who uses Fahrenheit, most countries use Celsius for weather and daily temperature, while the United States commonly uses Fahrenheit. That’s why a celsius to fahrenheit conversion calculator is handy when reading forecasts, recipes, or product instructions from different regions.
Celsius to Fahrenheit equal happens at one specific point: where Celsius and Fahrenheit meet. This is a popular trivia question (where are celsius and fahrenheit equal / where celsius and fahrenheit meet) and it occurs at −40 degrees, where −40°C = −40°F.
Some people ask is celsius better than fahrenheit or why celsius is better than fahrenheit. Neither is universally “better”—they’re just different scales. Celsius is based on water’s freezing and boiling points, while Fahrenheit offers finer increments for everyday weather.
Celsius to Fahrenheit Formula
The celsius to fahrenheit conversion formula converts °C to °F using a multiply-and-add equation. You can also convert back using the fahrenheit to celsius formula. These are the standard temperature conversion equations.
This is the celsius to fahrenheit calculation formula (celsius to fahrenheit equation).
This is the fahrenheit to celsius formula (celsius to fahrenheit to celsius).
So celsius to fahrenheit 40 equals 104°F (celsius 40 to fahrenheit).
So convert 200 celsius to fahrenheit equals 392°F.
Celsius to fahrenheit equal occurs at −40, where the two scales meet.
A 1°C increase equals a 1.8°F increase (scale difference).
Celsius to Fahrenheit chart
Quick reference values for common temperature conversions (celsius to fahrenheit conversion table).
| °C | °F |
|---|---|
| -40 | -40 |
| -20 | -4 |
| 0 | 32 |
| 10 | 50 |
| 20 | 68 |
| 30 | 86 |
| 40 | 104 |
| 50 | 122 |
| 100 | 212 |
| 200 | 392 |
How to Convert Celsius to Fahrenheit
- 1
Enter the temperature in degrees Celsius (°C).
- 2
Multiply the Celsius value by 9/5 (or 1.8).
- 3
Add 32 to get degrees Fahrenheit (°F).
- 4
For Fahrenheit to Celsius, subtract 32 and multiply by 5/9.
Frequently Asked Questions
Use °F = (°C × 9/5) + 32. This is the standard celsius to fahrenheit conversion formula.
Multiply °C by 1.8 and add 32. That’s the quick celsius to fahrenheit conversion easy method.
Celsius to Fahrenheit conversion uses °F = (°C × 9/5) + 32.
They are equal at −40 degrees: −40°C = −40°F.
A 1°F change equals 5/9 of a Celsius degree (about 0.5556°C).
40°C equals 104°F.
Use the correct direction: °F = (°C × 9/5) + 32 for Celsius to Fahrenheit, and °C = (°F - 32) × 5/9 for Fahrenheit to Celsius.
Most countries use Celsius, while the United States commonly uses Fahrenheit for everyday temperatures.
It depends on context. Celsius is tied to water’s freezing/boiling points, while Fahrenheit offers smaller degree steps for weather. Both are valid temperature scales.