It seems like there was a thread on this very subject not too long ago. Ah, here we go — a bit over two years ago Skald the Rhymer asks “Theists: do you refer to God as “He,” “She,” “It,” or “They”?”, following it with:
There I pointed to a Catholic philosopher who argues that God should be considered analogically male because His relationship to us (and to creation generally) mirrors that of father to children. Not sure I buy it, but thereyougo.