Summer — Month !full!

So a might be a tear-off calendar page, a sturdy monthly planner sheet, or a promotional summer flyer on heavy stock.

In the Southern Hemisphere:

This begins with the summer solstice—the year's longest day—occurring around June 21 or 22, and lasts until the autumnal equinox in September. summer month

Depending on how you measure it, the definition of a summer month can vary: So a might be a tear-off calendar page,