Jeff Davis County Sunrise / SunsetUnited StatesTXJeff Davis CountySunset7:55 pmFort DavisSunset at 7:55 pmSunset7:58 pmValentineSunset at 7:58 pmBlue Mountain AirportDavis Mountains State ParkFort DavisFort Davis National Historic SiteMcDonald ObservatoryRancho Del Cielo AirportValentine