How will be the wheather at Beijing on 3rd week of March?

Hello hi, anyone can tell me how will be the wheather at Beijing on 3rd week of March. Im going there on 21 March for short holiday. I really wanted to see Snow. Ist possible to see the SNOW there on the time im going. Few telling not and few telling can. Im not sure. SOmee telling we must go to hill to see the snow. Pls advice. Thank you.