How To Know When It’s Time To Replace Your Winter Tires

Winter tires are one of those things we don’t pay attention to until the first snow hits, or worse, until we’re sliding on ice wondering why our grip isn’t what it used to be. The truth is, even the best winter tires don’t last forever. Knowing when to replace them is an important way to keep yourself safe, and it’ll save you the stress that comes with bad traction on a cold, slippery road. So read on to learn if your winter tires need to be replaced, or if they’ll still be able to get you down that snowy road safely.

Check The Tread Depth

Man using two-Euro coin to check tread depth.
Photo Credits: U.S. Army USAG-RP by Linda Lambiotte / DVIDS / US Army / Wikimedia Commons / Public Domain.
Photo Credits: U.S. Army USAG-RP by Linda Lambiotte / DVIDS / US Army / Wikimedia Commons / Public Domain.

The easiest and most reliable way to tell if your winter tires are done for is by checking the tread depth. Once it wears down to 4/32 of an inch, those tires can’t channel snow and slush effectively anymore. You can use a tread gauge or even a quarter to measure this. If you can see the silver ring on a two-Euro coin or Washington’s head on American ones, it’s time for new tires.

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Look For Uneven Wear

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Fresh winter tires with unworn treads.
Photo Credits: Patrick Pleul / picture alliance / Getty Images.
Photo Credits: Patrick Pleul / picture alliance / Getty Images.
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If your tires are wearing unevenly, that’s not just a cosmetic issue, it’s a warning sign. It could mean your alignment is off, or you’ve been running low pressure for too long. Uneven tread makes your tires perform unpredictably on snow and ice. If you see one edge worn smooth while the other edge looks fine, it’s time for a checkup, and probably a replacement.

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Pay Attention To Cracks And Bulges

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Tire with tread damage.
Photo Credits: ASphotostudio / Envato Elements
Photo Credits: ASphotostudio / Envato Elements
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Winter tires face harsh conditions every winter, like freezing temperatures, salt, and potholes. Over time, the rubber can dry out, crack, or develop small bulges along the sidewalls. These weak spots can lead to a blown out tire, especially in cold weather. If you see cracks or bumps, don’t ignore them. They’re like wrinkles in the rubber’s armor, and they mean it’s time to swap your tires in something new.

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Consider The Tire’s Age

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Manufacture's date on Mercedes tires.
Photo Credits: Matthias Balk / picture alliance / Getty Images
Photo Credits: Matthias Balk / picture alliance / Getty Images
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Even if the tread looks okay, age matters. Most tire manufacturers recommend replacing winter tires after six years, regardless of wear. The rubber compounds harden with time, making them less flexible and less grippy in cold conditions. You can check the manufacture date on the sidewall: it’s a four-digit code. The first two numbers are the week, the last two are the year. It’s easy to check once you know where to look.

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Notice Changes In Performance

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Winter tires in snow.
Photo Credits: aarrows / Envato Elements
Photo Credits: aarrows / Envato Elements
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Sometimes your car will tell you to replace the tires before the tread does. If you find yourself slipping a little more often than usual, braking longer, or spinning your tires at stop signs, that’s a clear sign your winter tires have lost their bite. You might not notice it right away, the wear tends to happen gradually, but trust your gut. If driving in snow starts feeling nerve-wracking, it’s worth getting your winter tires checked.

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Check For Vibration Or Noise

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Winter tire with snow on it.
Photo Credits: manupadilla / Envato Elements
Photo Credits: manupadilla / Envato Elements
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If your ride suddenly feels rougher or noisier than usual, especially at highway speeds, your tires might be unevenly worn or starting to separate internally. Winter roads can be tough on tire structure and what seems like a small wobble now could turn into a big problem later. It’s easy to dismiss these changes as “just the cold,” but if they don’t improve on your next drive, it’s a sign that something’s off.

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Think About Your Driving Habits

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Car driving on snowy road.
Photo Credits: GreensandBlues / Envato Elements
Photo Credits: GreensandBlues / Envato Elements
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Not all tires wear out at the same pace. If you drive long distances daily, park outside all winter, or push through rough backroads, your tires will age faster. On the other hand, if you only use your car occasionally, the rubber might dry out before the tread wears down. Either way, taking a moment to think about how you drive helps you know when to replace them at the right time.

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Winter tires are like a good coat: you rely on them more than you realize until they start wearing out. Checking your tires once or twice a season can save you from bigger problems or a dangerous accident later. The goal isn’t to squeeze every last mile out of them, it’s to keep you steady and safe when the roads get unpredictable. A new set of tires might feel like an extra expense, but peace of mind on icy roads is worth every penny.