in the open air
In a place or area outside; not inside a building. We spent the summer in my grandparents' villa in Italy, touring the countryside and taking all our meals in the open air. After a week of rain, it's nice to get the kids out in the open air for a while.
in the open ˈair
outside; not indoors: In summer I think it’s nice to eat in the open air. ▶ ˌopen-ˈair adj.: an open-air swimming pool