Consider the following premises. For all x_17, x_17 is a musician or x_17 will read a book. If it is cold, then David is not reading a book. David is not a musician. It is cold if and only if it is snowing. Can we infer the following from them? It is not snowing.
 From the fact that for all x_17, x_17 is a musician or x_17 will read a book we can infer that David is a musician or David is reading a book. From the fact that David is a musician or David is reading a book, and that David is not a musician we can infer that David is reading a book. From the fact that if it is cold, then David is not reading a book, and that David is reading a book we can infer that it is not cold. Finally, from the fact that it is cold if and only if it is snowing, and that it is not cold we can infer that it is not snowing. Therefore, the answer is yes.