Driving with a foggy windshield, whether it’s a humid summer day or cold winter evening, can be very dangerous. Luckily, there are some fast ways to defog windshields. Try these tips the next time your front window starts to fog up or to defog it before you head out on the road. In addition, remember that if your visibility is impaired to pull off the road until you can properly see again.

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IN WINTER
In the winter, the climate outside is typically drier and more frigid than the inside of vehicles, which tend to stay warmer and more humid than outside. If a car windshield fogs up in this situation, you’ll want to either turn your defrost on with the heat off or open the windows to let cooler, drier air in. If you’re parked and don’t mind waiting a little longer for the defogging process to take effect, you can use heat to defrost the windshield instead. In both cases, make sure you don’t have the air recirculation on, since you want your car to bring in air from outside.

In addition, make sure you clean the inside of your windshield regularly, which will also help prevent condensation from continuously building up. Drivers often clean the outside of their windshields, but sometimes neglect to clean the interior and it’s important to do so every season of the year to ensure the best visibility possible.

OVER SUMMER
When summer comes back around, if you’re in a humid area you may find your windows fogging up, too. During summertime, the air in a car’s cabin is likely drier and cooler than the air outside, so to defog a windshield fast drivers can turn the heat on very low or roll the windows down to let the outside air in. If you have the AC on when the window fogs up, simply turning it off may do the trick, as well.

 
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