Weather question

According to what is shown in the attacks screen, it boosts the attack no matter the mon's type.

It seems to be that it's the move that's affected, not the pokemon, so Crobat's shadow ball would get the boost. It's regardless of the Pokemon's actual body typing.

Yes, it seems to affect the attack. It can be checked on your pokemon. Let's say that it's a clear day and you have an Arcanine with fire fang and wild charge. You should see Fire fang showing the damage 11 + 2, but wild charge would show 90 as normally