Look, I’ve been doing this for almost 30 years now. Started Prime Time Window Cleaning back in 1996, and if there’s one question I hear more than anything else, it’s this: “How often should I really be cleaning my windows?”

It’s funny because people think there’s some magic number. Like I’m gonna tell you “every 47 days” or something. But honestly? It depends on a bunch of stuff most homeowners don’t even think about.

Let me break it down for you the way I wish someone had explained it to me back when I first got into this business.

Why This Question Matters More Than You Think

Here’s the thing. Your windows aren’t just glass in frames. They’re basically your home’s eyes to the world. And when they’re dirty, everything looks worse. I mean everything. Your whole house feels darker, dingier, less welcoming.

But it’s not just about looks either. Dirty windows actually cost you money. Seriously! When grime builds up on your glass, it blocks natural light. That means you’re running lights during the day when you shouldn’t need to. According to the Department of Energy, clean windows can significantly improve natural lighting and reduce energy costs throughout your home.

Plus, if you let dirt sit too long, it can actually damage your windows. Hard water stains, oxidation, mineral deposits – all that stuff isn’t just sitting on the surface. It’s eating away at your glass and frames. We’ve seen it happen hundreds of times across Chicagoland.

Ready to get your windows professionally cleaned? Contact us today for a free estimate – we usually respond within the hour and serve all of Chicago and surrounding suburbs!

The Basic Answer (But Keep Reading, It Gets More Interesting)

If you want the simple answer: most homes in the Chicago area should get professional window cleaning twice a year. Spring and fall, typically.

That’s what we recommend for average homes in normal conditions. It covers the heavy pollen season in spring and gets you ready for winter in fall.

But here’s where it gets interesting – and why that answer isn’t enough for a lot of people.

What Actually Determines Your Window Cleaning Schedule

Your Location Makes a Huge Difference

I can’t stress this enough. Where you live completely changes how often you need window washing services.

If you’re in Naperville or another western suburb, you might deal with more dust and pollen from open spaces. Houses in Elmhurst near busier streets? You’re getting exhaust and road grime constantly.

Living near Lake Michigan like in Highland Park? The lake effect brings moisture and mineral deposits that stick to your windows. I’ve seen windows there that look like they haven’t been cleaned in years when it’s only been a few months.

And don’t even get me started on homes near construction sites. If they’re building something within a few blocks of you, your windows are catching all that dust and debris daily.

Trees and Landscaping

This one surprises people. Everyone loves having trees around their home, right? Shade in summer, beautiful colors in fall. But trees are basically dirt factories when it comes to your windows.

Pollen in spring. Sap dripping down. Leaves and twigs getting blown against the glass. Birds sitting in branches above your windows doing what birds do. It all adds up fast.

If you’ve got trees close to your house – and I mean within like 10-15 feet – you’re probably looking at needing window cleaning three or four times a year instead of two. That’s just reality.

Weather Patterns in Chicago

Chicago weather is brutal on windows. Let’s be honest about it.

Winter salt spray from roads and sidewalks gets thrown up onto your first-floor windows. Spring brings crazy amounts of pollen – some years it looks like someone dumped yellow powder all over the city. Summer storms splash mud and dirt everywhere. Fall means leaves and decomposing organic matter.

The freeze-thaw cycles we get don’t help either. Water gets into tiny cracks and crevices, freezes, expands. Over time, that can damage seals and frames. Regular window cleaning by experienced window professionals helps spot these issues early before they become expensive problems.

Want to protect your windows from Chicago weather? Our bonded and insured team has been handling Chicagoland’s toughest conditions since 1996. Get your free estimate now!

Professional window washer on ladder cleaning upper story windows of suburban Chicago home with manicured lawn and garden

Different Schedules for Different Situations

Standard Suburban Homes

Like I said earlier, twice a year works for most suburban homes. Spring (usually April or May) and fall (September or October) are ideal times.

This catches you after winter’s mess and before summer heat, then cleans up after summer and prepares for winter. Pretty straightforward schedule.

We serve over 100,000 properties in the Chicago area, and probably 70% of them follow this basic twice-yearly schedule. It just works for average conditions.

Homes with Specific Challenges

Some homes need more attention. Here’s when you should bump up your schedule to three or four times yearly:

  • Near busy roads or highways
  • Surrounded by lots of trees
  • In agricultural areas (farms kick up dust)
  • Near industrial zones
  • Close to construction projects
  • With south-facing windows (they show dirt more)
  • In neighborhoods where kids play near the house a lot

For these situations, adding a mid-summer cleaning makes sense. That’s when bugs, pollen, and general summer grime peak.

Commercial Properties Need Different Timing

If you’re a business owner asking about commercial window cleaning, the answer’s different. First impressions matter way more for businesses.

Most commercial properties in Schaumburg or other business districts go quarterly minimum. That’s four times a year. High-traffic retail locations? Sometimes monthly.

Think about it from a customer perspective. Would you trust a business that can’t even keep their windows clean? It sends a message, whether you mean it to or not.

How Much Does Window Washing Cost? (And Is It Worth It?)

Everyone wants to know: how much is window washing gonna run me?

For a typical Chicago area home, you’re looking at anywhere from $150-400 depending on size, number of windows, and condition. Larger homes or homes that haven’t been cleaned in years will cost more.

Now here’s what people don’t realize. Those budget companies charging $75? Yeah, they’re just wiping the outside with a squeegee. They’re not cleaning screens, not detailing tracks, not doing the inside, not checking for problems.

When you hire certified window washing professionals like our team, you get:

  • Complete interior and exterior cleaning
  • Screen removal, cleaning, and reinstallation
  • Track and sill cleaning
  • Frame washing
  • Hard water stain removal
  • Minor repairs identified
  • Insured protection if anything goes wrong

That’s the difference between window washing and actual professional service. You get what you pay for, every time.

Check our current specials on the coupons page – we often run seasonal promotions that make professional window cleaning even more affordable!

Signs You Need Window Cleaning RIGHT NOW

Forget schedules for a second. Sometimes your windows are just screaming at you that they need attention now. Here’s what to watch for:

Visible Dirt and Grime

Obviously, if you can see dirt, it’s time. But I mean really look at your windows from different angles. In different light. A lot of buildup isn’t obvious until the sun hits it at just the right angle.

Streaks and Water Spots

Those cloudy white marks that won’t wipe off? That’s mineral deposits from hard water. Chicago’s water is pretty hard, so this is super common here. Once those set in, you need professional products to get them off. Regular glass cleaner won’t touch them.

Reduced Natural Light

If your home feels darker than it used to, dirty windows might be the culprit. This happens so gradually that people don’t notice until we clean their windows and they’re shocked at how much brighter everything looks.

Sticky or Difficult to Open

When dirt builds up in tracks and around seals, windows get harder to operate. That’s not just annoying – it’s a fire safety issue. According to OSHA safety guidelines, windows should operate smoothly as potential emergency exits.

You Can’t Remember the Last Cleaning

Real talk – if you’re reading this article trying to remember when you last had your windows cleaned, it’s been too long. Just call someone. Don’t wait.

DIY vs Professional: The Honest Truth

I’m not gonna lie to you. You can clean your own windows. Some people do it and get decent results.

But here’s what you’re up against when you go DIY:

First, safety. Climbing ladders is dangerous. Falls from ladders send thousands of people to the emergency room every year. Our team has proper equipment, training, and insurance for working at heights.

Second, tools and products. Professional-grade squeegees, extension poles, cleaning solutions – we’re talking hundreds of dollars in equipment to do it right. And knowing how to use them takes practice. Lots of practice.

Third, time. How long would it take you to properly clean all your windows inside and out, plus screens and tracks? For most homes, we’re talking a full day’s work. Maybe more if you’ve never done it before and you’re figuring things out as you go.

Fourth, results. Streaks, missed spots, dirt in corners – when you don’t know the tricks, it shows. Reliable window washers with years of experience know exactly how to handle every type of window, every kind of dirt, every tricky situation.

Look at it this way: how much is your time worth? How much is your safety worth? For most people, hiring experienced window professionals makes way more sense than DIY.

The Window Cleaning Process (What to Expect)

When you hire a top-rated window service like Prime Time, here’s what actually happens:

We show up on time (revolutionary concept, I know). Our team is uniformed, professional, and respectful of your property. Shoe covers, drop cloths – the whole deal.

First, we assess your windows. Count them, check their condition, identify any problem areas. This is when we might point out things like failing seals, small cracks, or hardware issues you should know about.

Then we start with exterior windows. We’re removing months or years of dirt, pollen, hard water stains, bird droppings, everything. Using professional solutions that actually break down grime without damaging glass or frames.

Each window gets individual attention. No rush job. We squeegee, detail the edges, wipe down frames. If there’s hard water staining, we treat it with specialized products.

Screens come out next. We label them so they go back in the right spots. Deep clean with brushes, rinse completely, let them dry.

While screens dry, we clean the interior windows. We’re careful inside – protecting your furniture, floors, window treatments. Interior cleaning also lets us check for condensation damage, seal problems, anything you should address.

Tracks and sills get vacuumed and scrubbed. This is huge for window operation and preventing mold in those tight spaces.

Screens go back in. Final detail check on every window. Then we clean up completely – no drips on your driveway, no mess left behind.

The whole process for an average home takes a few hours. When we leave, your windows should be so clean you barely notice the glass is there.

Ready to experience 5-star window cleaning service from a licensed window cleaning company with nearly 30 years of experience? Schedule your appointment today and discover the Prime Time difference!

Maintaining Clean Windows Between Professional Cleanings

You don’t have to leave your windows alone between professional cleanings. Little things make a big difference:

Wipe down interior windows monthly with a microfiber cloth. Just dust and fingerprints, nothing major. Takes five minutes.

Keep your screens in during pollen season. They catch a lot of that yellow stuff before it hits your glass.

Trim trees and bushes away from windows. Keeping branches at least two feet away reduces the dirt and sap problem significantly.

Clean your gutters regularly. When gutters overflow, that dirty water splashes all over your first-floor windows. If you need rain gutter cleaning near me, we handle that too – and it’ll help keep your windows cleaner.

Hose off your windows after major storms. Quick rinse can prevent mud and debris from setting in.

Regional Considerations for Chicago Suburbs

Different suburbs have different challenges. I’ve been cleaning windows throughout Chicagoland for decades, and I’ve noticed patterns:

Wheaton and western suburbs: More agricultural dust and prairie pollen. Plan on spring being rough for windows.

North Shore areas: Lake effect moisture means more frequent cleaning. Salt air is harder on frames too.

Arlington Heights and northwest suburbs: Pretty average conditions, but those winter winds bring extra salt spray.

Southern suburbs near highways: Road grime is relentless. Consider three cleanings yearly if you’re close to major roads.

The key is working with a trusted window cleaning company that knows your specific area and its challenges. We’ve cleaned windows in every Chicago neighborhood and suburb. We know what to expect and how to handle it.

The Real Cost of Waiting Too Long

I get it. Window cleaning isn’t usually at the top of anyone’s priority list. But putting it off too long costs you in ways you might not realize.

Permanent staining. Some hard water deposits and mineral buildup can’t be removed once they’ve etched into the glass. We’ve had to deliver that bad news to homeowners before. It’s not fun.

Frame damage. Dirt and moisture sitting on frames – especially wood frames – causes rot and degradation. Replacing rotted window frames costs way more than regular cleaning.

Seal failure. When dirt and grime build up around seals, it breaks them down faster. Failed seals mean foggy windows that need replacement. That’s thousands of dollars vs a few hundred for regular maintenance.

Reduced home value. When you go to sell, buyers notice dirty windows immediately. It suggests poor maintenance overall. Clean windows, on the other hand, make your whole home look better maintained and more valuable.

Energy costs. We already talked about this, but it bears repeating. The Environmental Protection Agency notes that proper home maintenance including clean windows contributes to overall energy efficiency. Dirty windows block light, forcing you to use more artificial lighting and potentially heating/cooling.

Professional female window cleaner using water-fed pole to wash exterior residential windows during golden hour in Chicago suburbs

Working with the Right Window Washing Companies

Not all window washers near me are created equal. When you’re shopping around, here’s what to look for:

Insurance and bonding. This is non-negotiable. If someone gets hurt on your property or something breaks, you need to know you’re protected. We’re fully bonded and insured – always have been, always will be.

Experience matters. Anyone can buy a squeegee and call themselves a window cleaner. But handling different window types, dealing with tough stains, working safely at heights – that takes real experience. We’ve been doing this since 1996 for a reason.

Comprehensive service. Ask what’s included. If they’re only wiping exterior glass and calling it done, that’s not real window cleaning.

Reviews and reputation. Check HomeAdvisor, Google, Facebook. See what actual customers say. Our 4.5-star rating on HomeAdvisor comes from real people we’ve worked for.

Local knowledge. A company that knows Chicago weather and conditions will do better work than some national franchise that’s never dealt with Lake Michigan humidity and winter salt spray.

Frequently Asked Questions About Window Cleaning in Chicago

Can you clean windows in Chicago winters?

Yes, we can! As long as temperatures are above freezing, window cleaning is totally doable. Winter actually has some advantages – less pollen, fewer bugs, and our solutions work well in cool weather. Just avoid the coldest days when water might freeze on contact. We clean windows year-round and know how to handle winter conditions safely.

What happens if it rains right after you clean my windows?

Rain itself is actually pretty clean water. What makes windows dirty is dust and pollen mixing with rain. If it rains shortly after we clean your windows, they’ll usually stay much cleaner than if they were dirty when it rained. That said, if you’re concerned about timing, we’re happy to come back for touch-ups. Customer satisfaction is huge for us, and we stand behind our work.

Do I need to be home during window cleaning?

Not necessarily. Many of our customers in Oak Park and other areas let us work on exteriors while they’re at work. For interior cleaning, someone does need to be home to let us in. We’re flexible and can work around your schedule – that’s part of being a reliable window washing service.

How long does professional window cleaning take?

For an average suburban home with 20-30 windows, figure on 2-4 hours for complete interior and exterior service including screens and tracks. Larger homes take longer. We never rush – quality matters more than speed. When we say we’ll do the job right, we mean it.

Are your cleaning products safe for pets and kids?

Absolutely. We use professional solutions that are designed to be effective while being safe for your family and pets. Many meet EPA Safer Choice standards. We’re always happy to discuss specific ingredients if you have concerns or allergies. After nearly 30 years in business, we’ve learned how to clean windows thoroughly while keeping everyone safe.

Your Next Step: Schedule Your Window Cleaning

Look, I’ve thrown a lot of information at you here. The bottom line comes down to this:

Most Chicago-area homes need professional window cleaning twice yearly. Some need it more often depending on location, trees, and other factors. DIY is possible but risky and time-consuming. And waiting too long costs more than staying on a regular schedule.

At Prime Time Window & Gutter Cleaning, we’ve spent nearly three decades perfecting our window washing services. We know Chicago. We know windows. We know what works and what doesn’t.

We’re fully bonded and insured. Our team consists of certified window washing professionals who treat every home with care and respect. And we back everything up with our satisfaction guarantee.

Whether you’re in Crystal Lake, downtown Chicago, or anywhere in between, we’ve got you covered.

Don’t wait for your windows to get so dirty you can barely see out. Contact Prime Time Window Cleaning today for your free estimate. We’ll respond within the hour and help you set up a schedule that works for your home and budget.

Your windows deserve better than streaks, grime, and guesswork. Let us show you what nearly 30 years of experience and over 100,000 satisfied customers already know – professional window cleaning makes a real difference.


Prime Time Window & Gutter Cleaning has provided top-rated window service to residential and commercial properties throughout the Chicago area since 1996. As one of the most trusted window cleaning companies in Chicagoland, we’re committed to quality, safety, and customer satisfaction. Visit our services page to learn more about everything we offer.