Updated at: 26-03-2022 - By: Lucas

Foggy car windows and windshields are an unavoidable consequence of driving with your windows rarely opened.

There’s a better probability of anything like this happening in a season like winter or summer.

As a result of this, the driver’s vision is obstructed and they are unable to see the road ahead.

This would also detract from the car’s appearance, as fog obscures the windows and windshield.

The idea of what causes fogging on the inside or outside of the windshield makes it feasible to defog windows.

A good balance between the temperatures inside and outside the car must be maintained for this to work well.

You can quickly defog your automobile windshield by following these steps:

Make Use Of The Additional Moisture Captured By Turning Up The Heat To Maximum.

Turn On The Air Conditioning

Disable the recirculation of air.

Windows should be cracked open to the max.

When a car’s windshield is fogged up, the driver and passengers are in danger.

You may not be able to manage fogging on the windshield if you are traveling through a storm or heavy rain since you can’t get out of the car or open your windows.

Things To Do To Prevent From Fogging Up Windshield

Why Is My Windshield Fogging Up In The Summer

Fog on the windshield is the primary concern of most automobile owners, therefore they take measures to clear it up.

In extreme weather circumstances, such as during a rainstorm or in the winter, the windshield of a car quickly becomes fogged up, even after you’ve wiped it clean.

When it’s cold outside, it’s not a good idea to get out of the car to wipe the outside of the windshield or even open the car windows.

Because of this, there are techniques to keep your windshield clear.

With the help of the AC, you can keep your windshield clear of fog and avoid being influenced by the weather outside. This is accomplished by adjusting the temperature inside the vehicle to match the ambient temperature outside. There will be less humidity in your automobile throughout the winter months, which means that moisture will condense on your windshields less frequently.

Windex is an all-purpose cleaner that’s perfect for keeping your car’s windshield clear. When using this procedure, it’s important to be careful when wiping the glass to avoid leaving streaks. A specialised glass cleaner like Rain-X might serve as an excellent option for a generic cleaner. Specifically developed to minimize windshield fogging while guaranteeing no considerable residue is left behind, this one is the best choice. Unlike Windex, it doesn’t leave streaks on windshields, which can harm them.

Best And Fastest Way To Defog Your Windshield

Why Is My Windshield Fogging Up In The Summer-3

You can defrost certain cars by pressing a button, but this isn’t always possible in others.

Is it possible to find the best possible combination of settings to ensure that the defogging is done properly?

1. Turn Heat On To Full Blast As Hot Air Holds More Moisture

This is the first step in clearing the interior of the windshield of any fog that has already accumulated.

Fogging is caused by moisture condensing on the inside of the windshield as a result of hot air holding more moisture.

2. Turn On The AC

This is a good method for removing condensation from the inside of the windshield because it helps to dry the surface.

Moisture must be removed from the air within the vehicle because it condenses and causes fog on the inside of windshields.

3. Turn Off Air Recirculation

As a result, the car would be exposed to colder outside air than the one inside.

Because there is less moisture in this air, it is drier. As a result, the more humid air from inside the house would be transferred to the exterior.

4. Crack Open As Many Windows As Possible

A more humid air flow would ensure that the less humid air from the outside would have room to enter.

Watch this video for more information:

Dealing With Foggy Windshield Inside And Outside Of Your Vehicle

As a car owner, you’ll have to deal with foggy windows and a foggy windshield. This tells you if it’s colder or warmer outdoors than inside your automobile.

When driving, you must ensure that your windshield is clear and free of fogging.

Fog or dirt particles can have a negative impact on a driver’s ability to see the road ahead of them.

When it comes to cleaning the inside surface of the windshield, wipers may be helpful, but they are ineffective.

What to do when you have a foggy windshield is covered in great detail here.

The measures outlined here are aimed at achieving a temperature equilibrium between the interior and exterior.

1. If It’s Colder Outside Than Inside Your Car

During the winter, you may wish to use the AC to raise the temperature in your home. Fog forms on the inside of the windshield as a result of this.

You can effectively and quickly defog your windshield by:

In order to get the most moisture out of the air, you should raise the temperature to its highest setting.

As the air flows over the coils, the moisture is sucked out.

Turn off the recirculation button to allow cooler and less humid air into the vehicle.

Allow some fresh air to enter your home by opening your windows a little.

Alternatively, if your vehicle has one, you can use the defrosting button. This will cause the interior of the windshield to be warmed by the warm air and the moisture that has built up on it to be evaporated.

2. If It’s Warmer Outside Than Inside Your Car

Fog would form on the windshield’s outside surface in this case.

This can’t be cleared by the windshield wipers, and you may not be able to get out of the car and wipe the windshield with a towel at all times.

Unlike when it was colder outside, you’ll have to warm up the interior of the car this time:

Activate the windshield wipers and wait for them to do their job so that you may get a good balance between the interior and outside temperature.

Allow the temperature in the car to rise naturally while the AC is set to the lowest setting.

When you turn off the car’s recirculation, it’s easier to maintain a constant temperature and humidity inside and outside the vehicle.


There you are! After reading this article, you now know how to clear your windshield of fog. People who are looking for the same information as you are are frequently curious about what you plan to read next. Keep reading to find out more!

How Do I Stop My Windows From Fogging When It Is Rains?

In cold and wet weather, such as when it rains, the interior of the automobile becomes extremely humid, resulting in fog on the windows and the windshield.

Condensation forms on the windshield and automobile windows’ laminated and tempered glass surfaces as a result of this, impairing visibility through the glass surfaces.

Turning on your AC system and adjusting the temperature in your vehicle to match the outside temperature can help clear the fog.

The cabin humidity will be kept under control, reducing the risk of condensation on the windows, which would otherwise make it difficult to see out of them.

The resulting fog can be removed from the windshield using a dry, clean cloth.

Fog will not build on the glasses if the AC is turned on.

Why Is My Windshield Fogging Up On The Inside?

Most car windshields will be fogged up in the cold and wet weather.

This is due to the fact that the interior of these vehicles is extremely humid, and this condenses on the windshields.

As a result of the windshield being cooled, moisture condenses on the windshield’s surface. Fog on some windshields is a result of this.

How Do I Keep My Car Windows From Fogging Up In The Summer?

Let in some fresh, warm air by rolling down your windows and opening the vents. In this way, the temperature of the air inside and outside your car is kept in harmony.

Using high-quality windshield wipers to remove the fog from the outside of your car’s windshield is another efficient method. In order to keep the automobile windshield clear of fog, high-quality wipers are designed to clean it from the outside, making it easier for drivers to see through the windshield.

An excellent defrost would be a fantastic way to get rid of the frost that builds on either side of a car’s windscreen. If you aren’t bothered by the heat that is used in the process, you should be able to get the desired outcomes.

Setting the AC system to match the outside temperature or even driving with the windows down are other wonderful solutions. If you don’t want to open your windows because you’re concerned about dust and other things getting into your car, the former is a good option. If you’re looking to unwind, rolling down your windows is a smart move.

Why Is My Windshield Fogging Up In The Summer?

Summer is a time of year when the weather is hot and humid, making it difficult to keep one’s cool.

If you leave your automobile windows rolled up for a long period of time, the lower temperature of the windshields will cause them to condense.

How Do I Keep My Windshield From Fogging Up In The Winter?

Snowy weather causes windshields to get foggy during the night, resulting in a dangerous driving situation when we wake up in the morning.

One approach to avoid this is to let the cold air in by leaving your automobile windows open for a while. This prevents the windshield of the car from becoming foggy as a result of the humidity in the vehicle. To prevent the windshield from becoming even more fogged, be sure to remove any open bottles or containers that may contain moisture. You’ll need to keep the air in your automobile as dry as possible during the winter in order to defrost your windshield. When the windows are rolled up, this can be done. Temperatures could plummet, but you’re definitely dressed appropriately for the weather.

Second, turning on the air conditioner and setting the temperature to a level that is close to the ambient temperature can help avoid condensation on the inside of the windshield, which can lead to fogging. To protect your car’s windshield from being fogged up in the winter, try putting shaving cream on the surface. Condensation on the interior of the windshield reduces the clarity of the glass, so this should be done on the inner surface.

You can also keep a stocking or sock stuffed with kitty litter in your car overnight to keep the temperature up. This would serve to soak up any condensation that had formed on the windshield as a result of the rain.

Should I Use Hot Or Cold Water To Defog Windows?

Using hot water to defog the window has been proven to be very effective.

If you know what you’re doing, you can defrost each side of the windshield with this method, and your car’s windshield will be safe to use at the end of it.

Does Shaving Cream Keep Windows From Fogging?

It is true that shaving cream can help keep your automobile windows and windshields clear of misting.

The simplest and most efficient way to prevent your car windows, windshields, and even glasses from fogging up and making it difficult to see is to wash them with shaving foam.

To keep the glass from fogging, a thin film of shaving cream is applied to the inside of the pane.

Shaving cream is more convenient than any other kind of soap. The film’s effectiveness diminishes over time, but for the most part, it is still effective.

If you’ve noticed that your car’s windshield is fogged up and you don’t have access to a defroster or another solution, this might be a viable option.


When it comes down to it, drivers and passengers alike need to have a clean view through their car’s windshield.

As a result of temperature changes between the inside and outside of the automobile, fogging occurs, which can impair both the driver and their passengers’ vision.

Additionally, this would pose a danger to other drivers who were traveling on a similar stretch of road as the car’s passengers.

Fog on a car windshield can be removed from the inside or outside in a variety of methods. A automobile with a functioning AC system and open windows will provide adequate ventilation.

In other cases, the goal is to keep the windshield from fogging up in the first place by taking steps to avoid it.

Defrosting the windshield using a defroster or shaving cream is a quick and easy solution to the problem.