Where to find Castle Lake? Castle Lake is located at White Sulphur Springs, Montana in the state Montana, United States. The local time zone is America/Denver. Daylight saving time is in force in the area now. The current local time and date is .

Today, If you want to go to Castle Lake, the sun rises in Castle Lake at 06:17 and sets at 20:25. You can see the moon rise at 21:41 and set at 06:47 Apr 25, 2024.