Sorry, the web browser you're using is not supported by this website.

Please use Google Chrome, Firefox, Safari, or another browser to access Thank you.

Skip to main content

We use cookies to enhance your experience. For details on how we use cookies, collect data, & how to manage your consent please see our Cookie Policy & Privacy Policy.

How long does it take for a window AC to cool a room?

If the door and all of the windows in the room are closed, an individual unit can cool a room in less time than a central air conditioning unit can. A relatively small, 10-by-10-foot bedroom should become noticeably colder in 20 minutes and reach a more comfortable temperature in about an hour.

Let's Get It Fixed!

HomeX virtual experts will assess your issue (for free!) and can resolve simple problems.

What Did You Think of This Article?

What Did You Think of This Article?

Shop Recommended ProductsShop HomeX Recommended Products