heated to 158 °F frying an egg on the sidewalk it isn't really possible to do fry an egg on the sidewalk webpage about frying eggs on the sidewalk http://www.loc.gov/rr/scitech/mysteries/friedegg.html webpage about frying eggs on the sidewalk it isn't really possible to do Web page chimes in on this one just on cars I guess blistering 158 degrees Fahrenheit the Library of Congress explains. 158ºF cook an egg 158ºF the answer is no this website f actually looked into this to fry an egg