If you find a practice group to train with, and you work with them steadily once a week, by October you will be WELL prepared for your first Games.

Note that "throwing strength" and "gym strength" are not the same thing. While it's absolutely true that squats and presses and cleans will help you on the field, there is no substitute for getting your hands on the equipment and throwing it.

Throw. Throw, throw, throw and throw some more.