Summertime, and the living is aestival

Mary Cassatt, Summertime, oil on canvas.
aestivate / es-tê-vayt / verb, intransitive1. Spend the summer, to summer somewhere.
2. To spend the summer in a dormant state (antonym of hibernate). Bears hibernate through the winter to avoid the seasonal severity; desert amphibians aestivate in the summer for the same reason.Linguist Robert Beard: You may omit the initial A: estivate is as good as