Why is it summer in los angeles during june?

It has nothing to do with the Moon. It is the time of year when, over the northern hemisphere, the Sun is near or at its highest apparent position in the sky and the rays are most direct Earth's axial tilt points the Northern Hemisphere more towards the sun in June, causing the sun to ride higher in the sky. Summer for us, Winter South of the Equator.

20: 5

explanation:

about 20% of the world's population lives in   southwest asia, but on less than 5% of the world's   land area.