Monsoon and oily, acne prone face? This happens every time when monsoon arises. Skin becomes oily, prone to acne, the dirt, dust and our sweat get attached to the skin giving it more reasons to break out. Monsoon gives you relief from this scorching heat but what effect does it pay to your face and skin is kind of stressful. Monsoon causes humidity and moisture in the atmosphere and it can impact onto our skin in various ways such as the skin becomes oily, dullness arises or our skin gets irritated.