How to Fix Ice on Inside of Windows

Have you ever noticed ice slowly forming on the inside of your windows during winter? If so, this can be a big source of distress for homeowners trying to keep their houses warm and insulated. Not only can this cause drafts and make it difficult to keep your house at a comfortable temperature, but frosty condensation in our windowpanes can also lead to problems with visibility.

How to Fix Ice on Inside of Windows

Fortunately, there are some straightforward steps you can take to greatly reduce or eliminate ice buildup inside the glass windows throughout your home. In this blog post, we will cover how to fix ice on inside of windows using various simple methods depending on the severity of the issue.

Why Ice Forms Inside of a Window?

Ice can form on the inside of a window for multiple reasons. Generally, this is caused by cold temperatures outside and poor insulation of the area around your windows. Additionally, high levels of humidity in the air can cause condensation to form on the window which then freezes.

Poor ventilation throughout your home or office may also be to blame as it can trap the moist, warm air near the window and cause it to condense into ice.

To fix the problem causing the ice on your windows, you will need to address each of these potential causes. Make sure your windows are properly insulated by adding weatherstrips or caulk around them to reduce drafts.

This will also help prevent cold air from entering and further chilling the area around the windows. Additionally, it is important to keep humidity levels at a comfortable level inside your home or office, as high humidity can contribute greatly to condensation forming on windows.

Using Dehumidifiers in Damp Areas

You can reduce this by using dehumidifiers in damp areas of your building or running ventilation fans in bathrooms and kitchens when cooking and showering. Finally, make sure that all vents are open and clear of obstructions. This will help to circulate the air throughout your building and reduce any pockets of warm, moist air near windows that could cause condensation and freezing.

By addressing all of these factors, you can prevent ice from forming on the inside of your windows. If you do come across a patch of ice, make sure to chip it off gently in order to avoid any damage to the window pane or frame.

If you are still struggling with this issue after trying all of these steps, then you may need to invest in a new window that is better at insulating against cold temperatures and maintaining comfortable humidity levels inside your home or office.

Is It Normal to Have Ice on Inside of Window?

It is not normal to have ice on the inside of a window. This is usually caused by condensation, which can be very damaging to your home if left untreated. If you notice any ice on the inside of your windows, it is important to take steps to remove it as soon as possible.

Fortunately, there are some simple steps you can take to prevent the formation of ice on your windows and rectify any existing issues.

First, you should check the level of insulation in your home. Poor insulation can allow warm air from inside your home to escape, which will eventually cause condensation on the window surface.

To make sure this doesn’t happen, consider adding additional weather stripping or other materials to seal off drafts and gaps around doors and windows. If possible, it is also recommended that you increase overall insulation levels in your home for better heat retention.

Consider Adding Additional Weather Stripping

Second, if there is already an issue with ice on the inside of a window’s surface, it needs to be addressed as quickly as possible. The best way to do this is to open the window slightly and allow some of the warm, humid air to escape. This will reduce the amount of condensation on the inside surface of the glass and enable the ice to melt away naturally over time.

Finally, if you find yourself in a situation where you need to remove large amounts of ice from your windows quickly, then you may want to consider using a space heater or warm air fan.

These can be used to direct a flow of warm air into the room and onto the window, which should help melt away any existing ice. However, it is important that you don’t use an open flame as this could cause a fire hazard.

10 Methods How to Fix Ice on Inside of Windows

Method 1: Improve Insulation

One of the primary causes of ice on the inside of windows is inadequate insulation. Inspect the window frames, sashes, and seals for any gaps or cracks. Apply weatherstripping or caulking to seal these areas and prevent cold air from entering your home. Additionally, consider adding insulation to your walls and attic to further improve energy efficiency and reduce condensation.

Method 2: Increase Ventilation

Proper ventilation is essential in reducing moisture buildup and preventing ice formation on windows. Ensure that your home has adequate ventilation, especially in high-moisture areas such as bathrooms and kitchens. Use exhaust fans while cooking or showering to expel humid air. Open windows for a short period each day to allow fresh air to circulate and remove excess moisture.

. Use Exhaust Fans While Cooking or Showering

Method 3: Use a Dehumidifier

A dehumidifier can be highly effective in reducing moisture levels in your home. Place a dehumidifier in rooms prone to excessive moisture, such as basements or laundry rooms.

The dehumidifier will extract moisture from the air, preventing it from condensing on your windows and causing ice formation. It’s important to regularly empty the dehumidifier’s water tank as it can be a breeding ground for mold and other allergens.

Method 4: Monitor Indoor Humidity

Keep track of the humidity levels in your home using a hygrometer. The ideal indoor humidity level should be between 30% and 50%. If the humidity exceeds this range, employ dehumidifying methods such as ventilation or using a dehumidifier. By maintaining optimal humidity levels, you can minimize the chances of ice forming on your windows.

Method 5: Increase Air Circulation

Poor air circulation can contribute to condensation and ice formation on windows. Ensure that furniture, curtains, or other objects are not blocking the airflow around your windows. Consider rearranging your furniture or using fans to improve air circulation and distribute heat evenly throughout the room.

Additionally, open windows occasionally to allow fresh air in and stale air out. This will help keep your windows clear of condensation and ice.

Method 6: Install Storm Windows

Adding storm windows to your existing windows can provide an additional layer of insulation. Storm windows help to reduce heat loss, keep cold air out, and minimize condensation and ice formation on the inside of your windows. Choose storm windows with insulating features, such as low-emissivity (low-E) coatings, for enhanced thermal efficiency.

Storm Windows Help to Reduce Heat Loss

Method 7: Check and Replace Window Seals

Damaged or worn-out window seals can contribute to ice formation on the inside of windows. Inspect the seals for any cracks or gaps and replace them if necessary. This will help maintain a proper barrier between the cold outdoor air and the warm indoor air, preventing condensation and ice buildup.

Method 8: Use Window Insulation Film

Window insulation film is an affordable and effective way to improve insulation and reduce condensation on windows. Apply the film to the interior side of the window, following the manufacturer’s instructions.

The film creates an additional layer of insulation, reducing heat transfer and minimizing ice formation. For best results, use film with a low emissivity rating and check the thickness of the window frame before applying. When applied correctly, this method

Method 9: Properly Ventilate Gas Appliances

Gas appliances, such as furnaces and water heaters, produce moisture during operation. Ensure that these appliances are properly vented to the outside to prevent excess moisture from accumulating in your home. Regularly inspect and maintain the ventilation system to ensure it functions efficiently. Additionally, use a dehumidifier or an exhaust fan to reduce the moisture level inside the house.

Method 10: Seek Professional Help

If the ice formation on your windows persists despite implementing the above methods, it may be necessary to consult a professional. A qualified contractor or energy auditor can assess your home’s insulation, ventilation, and heating systems to identify any underlying issues. They can provide recommendations and solutions tailored to your specific situation.


From caulking up any air leaks to using space-efficient insulation panels, there are several ways to prevent ice on the inside of your windows. Implementing a few simple and affordable solutions can increase your home’s energy efficiency and make it more comfortable all year round.

In the end, no matter which option you choose, you will be able to significantly improve the comfort in your home and also save on energy bills while you’re at it.

So take some time today to assess the situation and decide which method will best suit your needs when it comes to how to fix ice on inside of windows. If it’s done promptly with the right strategy, you can keep any window from freezing over and becoming a huge source of annoyance for the entire family.

Photo of author

Jennifer Branett

Leave a Comment