When do all the different sports seasons start?

I’m making my boyfriend a cute sports calender and I want to know when each Sports season starts? Such as what month? or around what month? For all you big time sports fans. help me out.

Soccer
Basketball
Baseball
Football

Those are the basics… any other sports that fit in between those sports.

Thanks!

baseball starts around april or may football is in september or late august the rest i dont no cuz i dont wathc them