Do newborns need to wear booties? (Even on sunny day/no aircon)

yes, to keep their hands and feet warm. Newborns are still weak and unable to tell us when they feel cold.

yes they need to wear to keep them warm even when they are older best to wear

Is good to wear mittens/Booties(socks) . To keep them warm :)

Yes. To keep their little feet warm.

Yes... their hands and feet will be cold

Yes better

wore socks

Yes

yes