Traditional Culture Encyclopedia - Weather inquiry - Today is Saturday. It's a sunny day. Is it a sick sentence?

Today is Saturday. It's a sunny day. Is it a sick sentence?

It's a sick sentence.

Today is a repetition of the last one. It should be changed to: Today is Saturday, and it is sunny. Sunny: It means sunny and very bright. It describes the weather as sunny: breezy and sunny. Describe sunny and warm weather.