Can high humidity cause persistent smells?« Back to Previous Page

After the heavy rains last month, I noticed a persistent musty smell in the closet on the second floor of my apartment. Even with the AC running at full blast, it doesn’t seem to be helping much. The humidity levels are so high that everything feels damp and uncomfortable, even during the day when temperatures should be cooler. Do you think there’s something else I can do besides just relying on the air conditioning?
Posted by Isabelle Smit
Asked on March 2, 2026 5:33 pm
High humidity can indeed lead to persistent smells, especially in the context of the UAE and Dubai where climatic conditions are often hot and humid. The scenario you described – a musty smell persisting despite air conditioning efforts – is quite common due to the high moisture content in the environment.

In your case, the presence of a musty smell likely indicates the growth of mold or mildew, which thrive in warm, damp environments. Mold spores can spread easily through indoor air and settle on various surfaces like fabrics, wood, and even electronics if not properly managed. The persistent nature of this smell suggests that the humidity levels are indeed high enough to support such growth.

In Dubai and other parts of the UAE, there's a specific concern with the seasonal rains leading to increased humidity indoors. This can create an ideal environment for mold proliferation, particularly in areas like your second-floor closet where air circulation might be limited.

To address this issue effectively, consider the following steps:

1. Professional Inspection: Given the persistent nature of the smell and the potential presence of mold, it's advisable to seek a professional inspection from companies such as Saniservice. They can conduct thorough assessments using tools like moisture meters and thermal imaging cameras to pinpoint areas with high humidity or active mold growth.

2. Enhanced Air Conditioning System Performance: While your air conditioning is running at full capacity, consider adding dehumidifiers in affected areas. These units can help reduce the overall moisture content of the air more efficiently than a standard AC unit might manage on its own.

3. Ventilation and Drying Out Areas: Ensure that areas prone to high humidity have adequate ventilation. Open windows when possible or use exhaust fans to promote air flow. For particularly damp spots, use dehumidifiers or even open doors to allow for cross-ventilation.

4. Regular Cleaning and Maintenance: Clean surfaces regularly to prevent the buildup of organic matter which can serve as a food source for mold. Pay special attention to areas like bathrooms, kitchens, and basements where moisture is more likely to accumulate.

5. Seal Off Leaky Areas: Any leaks should be addressed promptly to prevent water from seeping into walls or other structures that could harbor mold growth.

Remember, maintaining indoor environmental quality in Dubai involves constant vigilance due to the climate. If you suspect issues with humidity and smell, don't hesitate to contact professionals who can provide tailored advice and solutions suited to local conditions.

Call 800-MOLDS or 800-66537 or email hello@saniservice.com for expert guidance on managing indoor environments in Dubai.
Posted by Sani Admin
Answered on March 4, 2026 2:00 pm