What are some idioms about summer?

The early summer season is early summer, late spring, early spring and late summer, when summer comes, when summer comes, when summer comes, when summer is hot, when summer comes, when summer comes, when summer comes, when summer comes, when summer comes. When summer comes, when summer comes, when summer comes, when summer comes, when summer comes, when summer is hot, when summer comes, when summer comes, when summer comes, when summer comes, when summer comes, when summer comes, the heat is unbearable, the scorching sun is like fire, the back is sweating, the cicadas don't know the snow in summer, and the cicadas sing in winter. Steamboat steaming, bright gold and iron, jade flowing back, sultry weather, sunny, sunny.