Jeff Davis County Sunrise / SunsetUnited StatesTXJeff Davis CountySunset8:30 pmFort DavisSunset at 8:30 pmSunset8:33 pmValentineSunset at 8:33 pmBlue Mountain AirportDavis Mountains State ParkFort DavisFort Davis National Historic SiteMcDonald ObservatoryRancho Del Cielo AirportValentine