September is still a comfortable month, with the average temperature around 72 degrees. It does tend to get chilly after sunset, so we suggest bringing a jacket! Sun Valley's elevation is 5,945ft
We love your kids but take this as an opportunity to have a night to yourselves! The Ceremony and Reception are Adults Only. The Sun Valley Resort uses Sun Valley Supersitters- website below: https://www.sunvalleysupersitters.com/