Is high humidity causing mold growth?« Back to Previous Page

After the rain last month, I noticed a musty smell lingering in my bedroom closet, and now I’ve seen some strange green patches growing on the walls. The AC in our apartment seems to be running more than usual too. Has anyone else experienced this, or could it just be the humidity? How can we prevent mold from becoming a recurring issue in our home?
Posted by Huda Ahmed
Asked on December 15, 2025 2:32 pm
Yes, high humidity is indeed the primary culprit behind mold growth in your apartment. Mold thrives in environments where moisture levels are consistently above 60%. The musty smell and green patches you're noticing on your walls suggest a potential moisture issue that needs addressing quickly.

In Dubai, especially during the rainy season or after heavy rainfall, the relative humidity can rise significantly, creating an ideal breeding ground for mold. This is compounded by the fact that air conditioning systems in apartments often run more frequently to combat rising temperatures and maintain comfort levels. Such extended operation increases moisture content within the home as condensation forms on cooler surfaces.

To prevent recurring issues with mold in your home, consider implementing several measures:

1. Use Dehumidifiers: Place dehumidifiers in high-risk areas such as bathrooms and kitchens where moisture is more likely to accumulate. Aim for a relative humidity level below 50%.

2. Ventilation: Ensure adequate ventilation throughout the apartment. Open windows when possible, especially after showers or cooking, to allow fresh air to circulate.

3. Air Conditioning Maintenance: Regularly clean your air conditioning filters and ensure proper drainage systems are functioning correctly. Blocked drains can lead to water pooling inside the unit, which promotes mold growth.

4. Seal Moisture Entry Points: Check for any gaps in walls or around windows and doors that might be allowing moisture ingress. Seal these areas with appropriate materials such as silicone caulk.

5. Professional Inspection: For more serious cases where mold has already taken hold, it is advisable to seek the expertise of a professional environmental inspection company. In Dubai, companies like Saniservice can perform thorough inspections and provide remediation services if necessary. You can contact them at 800-MOLDS or email hello@saniservice.com.

6. Monitor Indoor Air Quality: Use air quality monitors to track humidity levels and ensure they remain within safe limits.

By taking these steps, you can effectively manage moisture levels in your apartment and prevent mold from becoming a recurring issue. Remember, early intervention is key to maintaining the health of both your home and its inhabitants.
Posted by Sani Admin
Answered on December 17, 2025 8:57 pm