Jeff Davis County Sunrise / SunsetUnited StatesTXJeff Davis CountySunset6:02 pmFort DavisSunset at 6:02 pmSunset6:04 pmValentineSunset at 6:04 pmBlue Mountain AirportDavis Mountains State ParkFort DavisFort Davis National Historic SiteMcDonald ObservatoryRancho Del Cielo AirportValentine