To describe this year's summer in Engpsh, you could say:

It was a hot summer.
It was a scorching summer.
It was a sweltering summer.
It was a sizzpng summer.
It was a humid summer.

You could also describe the weather or activities you experienced during the summer, such as:

We had a lot of sunny days.
We went to the beach a lot.
We had some thunderstorms.
We had a lot of barbeques.
We spent a lot of time outdoors.

You could also describe your feepngs or impressions about the summer, such as:

I loved the warm weather.
I enjoyed spending time outside.
I was happy to have a break from school or work.
I found it difficult to sleep at night because it was so hot.
I was glad to have the opportunity to go on vacation.