Java program to convert temperature from degree fahrenheit to celsius













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Write a Java program to input temperature in degree Fahrenheit and convert it to degree Centigrade. How to convert temperature from Fahrenheit to Celsius in Java programming. Java program for temperature conversion. Logic to convert temperature from Fahrenheit to Celsius in Java program.








Required knowledge

Arithmetic operators, Variables and expressions, Data types, Data types


Temperature conversion formula

Formula to convert temperature from degree Fahrenheit to degree Celsius is given by -

Fahrenheit to Celsius conversion formula

Logic to convert temperature from Fahrenheit to Celsius

Step by step descriptive logic to convert temperature from degree Fahrenheit to degree Celsius -

  1. Input temperature in fahrenheit from user. Store it in some variable say fahrenheit.

  2. Apply the temperature conversion formula celsius = (fahrenheit - 32) * 5 / 9.

  3. Print the value of celsius.

Read more - Program to convert temperature from Celsius to Fahrenheit

Program to convert temperature from fahrenheit to celsius
/**
 * Java program to convert temperature from degree fahrenheit to celsius
 */

import java.util.Scanner;

class Test
{
public static void main(String args[])
{
    double celsius, fahrenheit;
    Scanner op=new Scanner(System.in);
    /* Input temperature in fahrenheit */
    System.out.print("Enter temperature in Fahrenheit: ");
    fahrenheit=op.nextDouble();

    /* Fahrenheit to celsius conversion formula */
    celsius = (fahrenheit - 32) * 5 / 9;

    /* Print the value of celsius */
    System.out.println(fahrenheit+" Fahrenheit = "+celsius+" Celsius");

}
}



Output:

Enter temperature in Fahrenheit: 87.8
87.8 Fahrenheit = 31.0 Celsius








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