It’s probably indoor humidity. Condensation occurs when the surface is cooler than the dew point temperature of the air that is in contact with the surface. Warm air holds more moisture than cold air.The air in your house is warmer in the center of a given room. Why now? This condensation is not bad for your windows, yet as the water collects, it can run onto the molding and frames around our windows. As the air moves toward the outer walls of your house it cools holding less moisture. Humidity, Condensation and Your Home. This is especially common in colder months, when indoor air is warmer and more humid and outdoor air tends to be cold and dry. Bathroom windows will almost always "sweat" in the winter. If you’re noticing condensation droplets forming on these types of windows, it’s important to contact the professionals right away. I didn’t have condensation problems with my old windows. Condensation will appear from time to time on even the best-performing windows—in fact, it’s often noticed more on often on better windows, because of their energy efficiency. Condensation on Double- and Triple-Pane Windows Your window company might explain to you that double- and triple-pane windows are specifically meant to prevent condensation problems. Condensation on the interior of windows and doors occurs when warm air comes into contact with cool glass. Condensation is not caused by faulty windows. Try Cleaning the Windows. None of the other Windows sweat. All 3 of these windows were replaced 15 plus yrs ago. That way, you’ll release the warm, damp air from the home and lower the level of humidity. If you lower the level of dampness in the room, there is a good chance that you’ll get rid of condensation on windows. If your molding or frames are made out of wood, this can be very detrimental. Condensation on windows and other surfaces can be controlled by managing the temperature and humidity levels in your home. The odd thing is the MBR has 2 Windows but only the one on the back side sweats. The fastest way to ventilate your home overnight and reduce condensation is to open the windows. condensation, it’s extremely unlikely that the seals are bad on all of the windows. 3 Windows on the back of my house get condensation in the winter which is right now. Several things add moisture to the air in our homes. Windows provide a surface for moisture to condense on, warning you there is too much moisture in your home. This can cause the molding to expand and contract and eventually crack. If you think that you have condensation between the windows, be sure to clean them off first. This is how you get moisture on windows. Just like the dew evaporates off of your car and your lawn, it will evaporate off your windows as well. Everyday living generates a surprising amount of indoor moisture. Unaddressed condensation issues can be destructive to property and harmful to your health. If your old windows were drafty, those cracks did more than just let in the wind; they allowed excess moisture to … Humidity Factors. Often called "sweaty windows," the condition is the result of high humidity and low temperatures. This is NOT a bad thing. Condensation Between Window Panes 1. All of the others were replaced at the same time maybe 10 yrs ago. Is condensation bad for windows? As the sun warms up the windows, the condensation will evaporate. Posted on January 6, 2012 by T.D. Inoue. When cold weather sets in, condensation can appear on windows and sliding glass doors. Breathing and perspiration add 3 pints of water per person into the air every day. Some new windows have condensation because the surface of the window is below the dew point. Wood does not do well when exposed to water. Windows don't cause condensation.