So, right now is not “peak” reflection season. That’s usually early spring and late fall. Here’s what the neighbor’s window reflection looks like on my garage door.
A very unofficial meat thermometer reading on the inside of the door (so, not in direct sunlight), got up to 151.7. It got higher, but I couldn’t get a clear picture. On touch, you can feel how the metal door is bowed where the beam is.
For reference, here’s why I’m measuring the temperature of my garage door with a meat thermometer.