ELI5: Why do people feel colder when they wake up vs. during the day?

To expand on this the Earth is heated by Solar radiation. At night, when wherever you live is facing away from the sun, the temperature drops.

People feel colder in the morning than in the afternoon because in the morning, [wherever you live is going to get the coldest just before dawn], because in the afternoon the sun has been bathing the portion of the planet you're on in radiation for a good long while and it raises the temperature of the gases in the air, the ground under your feet, and the water on the surface.

Earth also rotation on it's axis is at 23.5 degrees IIRC which is what causes the seasons; the planet wobbles back and forth, causing the northern and southern hemispheres to become closer and further away respectively.

TLDR: People feel colder when they wake up because the air temperature is colder because the portion of the planet they are on just spent a bunch of time facing away from our Sun.

/r/explainlikeimfive Thread Parent