They are held one day a week, from summer through fall.

You should know a lot of this from last summer.

John showed me a letter from the summer of that year.

After the 1989 event, the exercise was moved from the summer to the fall.

The football season was moved from the summer to the winter months.

From late summer to early fall, hurricanes are also possible.

In most areas, the seasons run from late summer until early spring.

It saw service in the Pacific war from the summer of 1944.

It flies in the north from summer to early fall.

But from early summer to fall it can be most rewarding.