No, 5 inches is not average.
The average erect penis size according to a study published in the Journal of Urology is 5.1-5.5 inches (12.95-13.97 cm). However, this figure represents the average excited length, which is the length of the penis when it is stiff and ready for sexual activity. The average flaccid penis长度, which is the length of the penis when it is soft and relaxed, is generally around 3.5-4.5 inches (8.8-11.4 cm).
It's important to note that penile size varies greatly from person to person and is influenced by factors such as age, height, weight, and ethnicity. Additionally, the definition of "average" may vary depending on societal norms and cultural expectations., 5 inches is not considered average penile size, and in fact, most men fall within the range of 3.5-8.8 inches (8.8-22.9 cm) when flaccid.