Jeff Davis County Sunrise / SunsetUnited StatesTXJeff Davis CountySunset8:39 pmFort DavisSunset at 8:39 pmSunset8:41 pmValentineSunset at 8:41 pmBlue Mountain AirportDavis Mountains State ParkFort DavisFort Davis National Historic SiteMcDonald ObservatoryRancho Del Cielo AirportValentine