I would like to know if there's any hotel near WOW? and how do i get to Hongkong from Shenzhen?

hi.. first of all, i'm going to shenzhen on december 24th 2011 until january 2nd 2012.. my questions are:

1) how's the weather like in shenzhen during that period?
2) can you please help me with hotels that are near metro stations in Shenzhen?
3) any hotels near WOW?
4) and how do i get to Hongkong from Shenzhen?

thanks