sunny

If a day is sunny, you can see the sun clearly in the sky and there is a lot of sunshine.

Example: I'll go for a walk later if it is sunny; if not, I'll stay in my flat.

If a place is sunny, it gets a lot of sunshine.

Example: I would describe Spain as sunny, but it's nothing in comparison to the Sahara.

If a person is sunny, they are cheerful.

Example: Susie has a really sunny disposition.

Sunny is a unisex given name.