Jeff Davis County Sunrise / SunsetUnited StatesTXJeff Davis CountySunset6:01 pmFort DavisSunset at 6:01 pmSunset6:03 pmValentineSunset at 6:03 pmBlue Mountain AirportDavis Mountains State ParkFort DavisFort Davis National Historic SiteMcDonald ObservatoryRancho Del Cielo AirportValentine