When Will Mammoth Close 2024. Mammoth confirmed today via social media that memorial day, monday, may 27, 2024 will be the final day of the winter '23/'24 season. From what to wear to what trails to ride, we have it covered.

From what to wear to what trails to ride, we have it covered. One of the main stats i have always loved to examine is the opening and closing dates at mammoth mountain over the years.