var funcArr = [];

for(var year = 0; year < 5; year++) {

  var someFunc = (function (yr) {
        return function(grid) {

          // console log any additional params being passed in
          console.log('grid', grid);

          // console log year parameter being passed in by the .bind method
          console.log('year', yr);
        }

     // bind this and pass in the year variable
    }.bind(this, year))();

  funcArr.push(someFunc);
}


funcArr.forEach(function(fn) {
  // call each function that has a reference to the correct value of the
  // year iterator and give each function additional parameters('grid')
  fn('grid param');
});