--- description: Discover why cars go flat when parked too long and learn tips to keep your vehicle healthy and ready for the road. Don't let a flat tire ruin your day. title: Why Cars Go Flat When Parked Too Long image: https://static.parksy.com/sites/default/files/parking/parking-garage-scene-with-several-cars-and-a-view-of-a-city-skyline-e548ea5f43.webp --- [Skip to main content](#main-content) # Why Cars Go Flat When Parked Too Long By [Daniel Battaglia](https://www.parksy.com/author/daniel-battaglia), Founder & CEO of Parksy, author of [*Parking Made Easy*](https://www.amazon.com.au/dp/B0C3BKJY8Q) Published 31 Mar 2026 · Updated 31 Jul 2026 · 4 min read **Quick answer:** Discover why cars go flat when parked too long and learn tips to keep your vehicle healthy and ready for the road. Don't let a flat tire ruin your day. Listen to article 4:40 minutes Playback speed 0.75×1×1.25×1.5×2× Voice Auto (your country) Audio is AI-generated on your device, so voice and pronunciation may vary. [Find Parking Near Me](https://www.parksy.com/parking-near-me) [Find Parking Near Me](https://www.parksy.com/parking-near-me) Search secure car spaces, garages and undercover spots near you, and lock in your spot in minutes. ![Play video: Getting out of a tight parking space - on the road and in car parks](https://i.ytimg.com/vi/G2MvHlUbXgo/hqdefault.jpg) ## Why Cars Go Flat When Parked Too Long Picture this: You pull into a bustling parking lot, eager to grab a coffee before heading into work. You park your car, lock it up, and walk away, blissfully unaware that your vehicle might become a victim of **cars flat parked** too long. It's a common scenario that affects many drivers and parking space owners alike. Knowing how long to leave your vehicle [parked](https://www.parksy.com/blog/why-most-cars-sit-parked-95-percent-time-and-what-means-parking-marketplaces) is more than just a convenience. It's essential for maintaining your car's health and ensuring that it’s ready when you need it. When you leave your car sitting idle for extended periods, various factors can lead to flat tires and other issues. This isn't just about inconvenience; it can also relate to safety and unexpected costs for repairs. Understanding why your car might go flat can empower you to take proactive steps, whether you’re a daily commuter or someone managing a [parking](https://www.parksy.com/blog/5am-start-why-some-commuters-leave-extra-early-just-parking) facility. In this article, we’ll explore the main reasons behind flat tires when cars are parked for too long, tips to prevent it, and even delve into common car park problems that could affect your vehicle's condition. Let’s dive in! ## Quick Answer - Car tires can lose pressure at a rate of 1-2 PSI per month when parked, causing cars flat parked too long. - Flat tires can cost an average of $20-$30 for a repair or $100-$300 for a replacement, depending on the damage. - Long-term parking in extreme temperatures can exacerbate pressure loss, with cold weather reducing tire pressure significantly. - For best results, check your tire pressure every month and before long-term parking, ensuring it’s at the manufacturer-recommended level. - Consider using a tire pressure monitoring system (TPMS) that alerts you to significant pressure drops, helping prevent flats. ![A parking garage scene with several cars and a view of a city skyline.](https://static.parksy.com/sites/default/files/parking/parking-garage-scene-with-several-cars-and-a-view-of-a-city-skyline-e548ea5f43.webp)Flat tires can lead to costly repairs, making long-term parking precautions essential for vehicle owners. Photo: [Pexels](https://www.pexels.com/photo/cars-parked-on-parking-lot-15216662/) / Boys in Bristol Photography ## Understanding Why Cars Go Flat When Parked Too Long When cars are **flat parked too long**, several factors contribute to the gradual loss of tire pressure. Tires naturally lose air over time, with most vehicles losing about 1 PSI (pound per square inch) per month, and even more in extreme temperatures. Prolonged [parking](https://www.parksy.com/blog/can-you-sublease-your-parking-spot) exacerbates this issue, as the weight of the car compresses the tires, causing them to lose shape and air faster. Additionally, if a vehicle sits idle for weeks or months, the rubber can develop flat spots, leading to a bumpy ride when driven again. To prevent your car from going flat, take a proactive approach. Here’s a step-by-step guide: First, check your tire pressure using a gauge; ideally, tires should be inflated to the manufacturer’s recommended PSI, often found on a sticker inside the driver’s door. If they’re low, inflate them accordingly. Second, consider moving the vehicle every few weeks. Even a short drive can help maintain tire health and ensure the vehicle doesn’t develop flat spots. Lastly, invest in a quality tire pressure monitoring system (TPMS). They can cost between $50 and $200 and alert you to pressure issues before they become serious. Ignoring these preventive measures can have legal implications too, especially in urban areas where vehicles parked flat for too long may be subject to towing fees or fines. For specific regulations, it's wise to consult [happens tires vehicle parked](https://www.lacombeford.com/2021/02/08/what-happens-to-tires-when-your-vehicle-is-parked-too-long.html?srsltid=AfmBOoq40LCC0CObjE7fJz30u3RazpzFMLommbJ4iPzMcSeKh39eDBLE) that apply to your region. ![A black car parked in a designated space beside a building.](https://static.parksy.com/sites/default/files/parking/black-car-parked-in-a-designated-space-beside-a-building-e7c7f81589.webp)Proper tire maintenance is essential to avoid costly repairs from flat tires caused by prolonged parking. Photo: [Pexels](https://www.pexels.com/photo/modern-car-parked-in-urban-neighborhood-33840783/) / Ayyeee Ayyeee ## Practical Tips to Prevent Cars Flat Parked Too Long To avoid the dreaded scenario of cars flat parked too long, there are a few practical steps you can take. First, if you know you'll be leaving your vehicle for an extended period, consider investing in a quality tire inflator. This handy tool can help you maintain proper tire pressure before you park. A properly inflated tire is less likely to develop flat spots. Second, try to park your car in a covered area. This shields your vehicle from extreme temperature fluctuations, which can affect tire pressure. If you don’t have access to a garage, look for shaded **parking spots** or consider booking a space on Parksy that offers this benefit. Lastly, if you have a spare [parking](https://www.parksy.com/blog/how-solve-your-workplace-parking-problem-once-and-all) space, why not list it on Parksy? Not only can you earn some extra income, but you’ll also be helping others find a safe place to park. If you’re looking for better parking options, utilize Parksy to find and reserve the best spots available in your area. ![Daniel Battaglia, Founder and CEO of Parksy](https://static.parksy.com/sites/default/files/images/founder-daniel-battaglia.webp) **About the author:** [Daniel Battaglia](https://about.me/danielmbattaglia) is the founder and CEO of Parksy and author of [Parking Made Easy - Making Life Easier](https://www.amazon.com.au/dp/B0C3BKJY8Q). A former Associate member of CPA Australia with a background at Lehman Brothers, RBC and Macquarie Bank, he has worked in parking and urban mobility since 2011. 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Win back your fine or release fees each week.](https://www.parksy.com/payout-draw) Find parking in a city or suburbSearch parkingLatitudeLongitudeFind parking nearby ```json { "@context": "https://schema.org", "@graph": [ { "@type": "Organization", "@id": "https://www.parksy.com/#organization", "sameAs": [ "https://www.facebook.com/tryparksy", "https://www.instagram.com/tryparksy", "https://www.linkedin.com/company/tryparksy", "https://x.com/tryparksy", "https://www.youtube.com/@tryparksy", "https://www.tiktok.com/@tryparksy", "https://rss.com/podcasts/tryparksy/", "https://books2read.com/parkingmadeeasy", "https://www.linkedin.com/in/danielmbattaglia/", "https://abr.business.gov.au/ABN/View?abn=11154927796", "https://play.google.com/store/apps/details?id=com.parksy.app", "https://www.tryparksy.com/", "https://apps.apple.com/app/id6764472718" ], "name": "Parksy", "url": "https://www.parksy.com", "description": "A marketplace for finding and renting parking spaces. 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