This time of year it can carry to upper 60s-70s to a low of 40-50s.
Venue will be at about 8,000 ft in elevation. Drink plenty of water, apply sunscreen, and keep this in mind when opening high pressurized items. Also when consuming alcoholic beverages be cautious as you may feel a "buzz" sooner than anticipated. If you have any health conditions please talk to your doctor prior to traveling.