It is normal for refrigerators to collect more moisture, particularly on their exterior surfaces, during the summertime. This phenomenon is known as condensation and occurs due to the difference in temperature and humidity between the surrounding air and the refrigerator's cold surfaces.
Here's why this happens:
Warm and Humid Air: During the summertime, the ambient air tends to be warmer and more humid. When this warm and moisture-laden air comes into contact with the colder surfaces of the refrigerator (such as the metal or glass parts), the air is cooled down rapidly. As the air cools, its ability to hold moisture decreases, leading to the formation of water droplets on the cold surfaces of the fridge.
Dew Point: The temperature at which air becomes saturated with moisture is called the dew point. When the air around the refrigerator cools below its dew point due to contact with the cold surfaces, condensation occurs, and water droplets form.
Energy Efficiency: Refrigerators are designed to cool their interior compartments efficiently. The outer surface of the refrigerator is not insulated to the same degree as the interior, so it may be more prone to temperature fluctuations and, subsequently, condensation.
To reduce the amount of moisture and condensation on your refrigerator during the summertime, you can take the following steps:
Check the Seals: Make sure the door seals are clean and functioning correctly. Damaged or faulty seals can allow warm and humid air to enter the fridge, contributing to increased condensation.
Ventilation: Ensure that there is adequate ventilation around the refrigerator, especially at the back, to allow for proper air circulation and heat dissipation.
Room Humidity: If possible, try to reduce the overall humidity levels in the room where the refrigerator is located. You can use a dehumidifier to help with this if needed.
Avoid Placing Hot Items: Refrain from placing hot or warm items on top of the refrigerator. The added heat can increase the temperature of the exterior surfaces, leading to more condensation.
Remember that some level of condensation during hot and humid weather is normal for refrigerators, and as long as it's limited to the exterior surfaces, it should not affect the refrigerator's internal functioning or food storage.