Chicago summers have a way of lulling us into thinking we have all the time in the world before the cold returns. But the reality? Lake Michigan winds and Midwest snowstorms wait for no one. A few smart maintenance moves in August or September can save you from costly headaches once temperatures drop.

Here are three essential tasks you’ll thank yourself for handling now:

1. Seal Cracks and Gaps in Exterior Surfaces Chicago’s freeze-thaw cycle can turn even a hairline crack into a major repair. Walk around your home’s exterior and check for gaps in siding, foundation, and around windows or doors. Use weatherproof caulk or sealant to close them up. This keeps heat in, pests out, and moisture from sneaking where it shouldn’t.

2. Service Your Furnace Don’t wait for that first frigid morning to discover your furnace needs attention. Late summer is the perfect time to schedule a tune-up—technicians have more availability, and you’ll have peace of mind knowing your system is ready to work efficiently all winter.

3. Clean and Inspect Gutters Leaves will soon start to fall, and clogged gutters lead to water damage, ice dams, and foundation issues. Get them cleared now, and install gutter guards if needed. It’s much easier to tackle this in comfortable weather than when snow and ice are in the mix.

By tackling these tasks now, you’re protecting your home’s value, improving comfort, and setting yourself up for a stress-free winter.

If you’re thinking about selling—or just want to keep your investment in top shape—these maintenance steps are a simple, high-ROI way to prepare for the months ahead.