Jabal Atherb (Arabic: جَبَل أَثَرْب) is a mountain in Bareq, Saudi Arabia.

The mountain consist primarily of sedimentary rock of Jurassic, Cretaceous, and Tertiary origin.

[1] The mountain has the highest average rainfall of Saudi Arabia due to largely seasonal rain.

Average rainfall can range from 300 millimetres (12 inches)) to over 500 millimetres (20 inches)) per year.

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