Mountain Climbing dream meaning is explained below using 1 different source. Each interpretation is shown with its source.

Interpretation 1 — Ariadne Green

Scaling the side of a mountain can represent the hard upward climb to your spintual center. Climbing a mountain may also point to a peak spintual experience, or be a signal of a difficult climb to the top professionally Mountain climbing indicates a portal into the Upper World, where you can receive spintual light and truth.
Source: Ariadne's Book of Dream Author: Ariadne Green