Niagara Falls, New York itself is a city that operates year-round and does not close. However, it's important to note that certain attractions and facilities around Niagara Falls may have specific operating hours or seasonal closures.
To ensure a smooth visit, it's recommended to check the operating hours of the specific attractions or facilities you plan to visit.
For example, while Niagara Falls State Park is open 365 days a year, its hours may vary depending on the season. By staying informed about the operating hours, you can make the most of your visit to Niagara Falls.