How to chat in English when we meet for the first time?

In fact, contemporary British people are not bound by this, but as long as it does not involve privacy.

It's good to chat ~

A: It looks like it will be sunny.

Yes, much better than yesterday.

They said it would rain later.

Oh, let's just hope the weather stays warm.

or

I think it will be a fine day today.

B: This is definitely a great improvement over yesterday.

A: But it will be cloudy and windy again this afternoon.

Well, the worst of winter should have passed.

or

A: It seems to clear up.

This is a good change.

I really don't think this weather will last.

Let's just hope it won't get cold again.

or

A: Nice day, isn't it?

Yes, it's nothing like what the radio said.

I hope it will be like this all weekend.

B: As long as it doesn't snow!