Step 1 : Introduction to the question "At what temperature will an egg fry on a sidewalk in summer?"
...What temperature can you cook an egg on the sidewalk? But Bill Nye the Science Guy tested egg-frying on a griddle on a stove a couple years ago, and found the minimum temperature to cook an egg was 130 degrees Fahrenheit (55 C), but that it took 20 minutes at that relatively low temperature. “So indeed, it can be hot enough to fry an egg on the sidewalk,” he writes.Jun 29, 2013 Hot Enough to Fry an Egg on the Sidewalk This Weekend?
Can you really fry an egg on the sidewalk? Without another heat source present, the sidewalk is unlikely to cook the egg much, if at all. If you really want to fry an egg outside on a hot day, you might have better luck with the hood of a car. Metal conducts heat better and gets much hotter.