Worried about tourists flocking or closing hours of Grassy Butte while planning your trip? The best time to visit Grassy Butte would be a time when you can completely soak in the experience and not worry about such hassles. The weather of Grassy Butte is favorable along with the best of activities during this particular time in Grassy Butte. If you are thinking about when to go to Grassy Butte then, come visit Grassy Butte at it's best time where you can make a memorable experience without having to worry about small issues.