Mammoth Mountain Opening Day 2024 Season. M ammoth mountain, california will have its first day of the season on november 15, 2024, and riders will have five fresh inches of snowfall to celebrate in. Mammoth mountain, california will have its first day of the season on november 15, 2024, and riders will have five fresh inches of snowfall to celebrate in.

In an unprecedented move, mammoth mountain has taken winter excitement to new heights by announcing the opening day for the next winter season, even while still in full swing for the. Mammoth mountain plans to operate broadway.