How to say sunny weather in English?

1. I think we will have a good weather.

I think we will have a good weather.

The weather will be fine all the time.

The fine weather will continue.

Compared with last year, this is undoubtedly a great progress.

The weather is much better today.

The sky is bright and clear.

The sky is clear and cloudless.

5. The weather is fine

Today is a fine day.