Simmer is the wairmest o the fower temperate saisons, fawin atween ware an hairst. At the simmer solstice, the days are langest an the nichts are shortest, wi day-length decreasin as the saison progresses efter the solstice. The date o the beginnin o summer varies accordin tae climate, tradeetion an cultur, but when it is simmer in the Northren Hemisphere it is winter in the Soothren Hemisphere, an vice versa.

A field in simmer in Belgium
Ware     Winter
   Simmer           Autumn