the temperature in Dallas Rose for morning temperature of 40 degrees Fahrenheit to the afternoon high of 74 degrees Fahrenheit what was difference in temperature in degrees Celsius to the nearest degree

The growing point in Fahrenheit was 34 degrees while if you converted that into Celsius, it would result in 1.1111111 C°. Round that up, and that will be 1 C°
So the difference would be 1 C° I believe.