Breaking Benjamin - Rain Lyrics Meaning

I think the guy is facing some real problems in his life and in his relationship with his girlfriend (the rain) and he is just fed up. He is sick of it all and just wants out (not a dollar or a crowd could ever keep me here), he wonders if he really love his girl and his life or if he just wants someone (is it you I want, etc.) and the whole time he is just wishing that it were all over, that the pain, the frustration, the tediousness of grief would just go away.

Then in the bridge he realises that he really does love his girlfriend, that there is nowhere else he would rather be than with her (to lie here under you is all I could ever do) and that everything else will be alright. That there will be sunshine again (all the world is waiting for the sun),