Winter Pests to Watch Out For
- Bethany of GetJump
- Jan 31
- 4 min read

As the weather gets colder and winter settles in, many pests look for warmth and shelter, which often leads them indoors. While the idea of cozying up inside may seem appealing to you, it’s equally attractive to pests that want to avoid the harsh outdoor elements. If you’re not careful, these pests can invade your home or business, creating both a nuisance and a potential health risk. Here’s a guide to the common winter pests to watch out for and what you can do to protect your space.
1. Rodents (Mice and Rats)
As temperatures drop, rodents like mice and rats begin seeking out warm, dry places to nest. Your home or business provides an ideal environment, with food, water, and shelter readily available. Rodents can squeeze through small cracks and holes, so you may not even know they're entering until the problem has escalated. Once inside, they’ll gnaw on wires, insulation, and furniture, leaving droppings behind and potentially causing significant damage.
Why it’s important: Rodents not only cause damage to your property, but they also carry diseases and parasites like fleas, ticks, and mites that can spread to humans.
How to prevent it: Seal cracks and gaps around doors, windows, and pipes. Keep food sealed and stored properly, and clean up crumbs or spills immediately. If you suspect an infestation, call a pest control expert to handle the issue.
2. Cockroaches
While cockroaches are typically more active in warmer months, they can still be a problem during winter. In search of food and warmth, they will enter homes and businesses through small cracks in walls, windows, or doors. They tend to hide in dark, damp areas like basements, kitchens, and bathrooms. Cockroaches are notorious for contaminating food and spreading harmful bacteria, including E. coli and Salmonella.
Why it’s important: Cockroaches are not only unhygienic but can also trigger allergies and asthma, especially in children.
How to prevent it: Keep your home clean, especially in areas like the kitchen, where food is prepared. Take out the trash regularly, and ensure all food is stored in sealed containers. If cockroaches have already made their way in, consider professional pest control for effective treatment.
3. Ants
While you might think ants are strictly a warm-weather pest, certain species, like odorous house ants, can be active during winter as well. During colder months, ants often invade homes in search of food, warmth, and shelter. They tend to enter through cracks in foundations or walls and can often be found near kitchens, bathrooms, and other food sources.
Why it’s important: Ants can contaminate food and leave unpleasant trails that make them difficult to get rid of.
How to prevent it: Seal any gaps or cracks around your home, especially in areas where food is stored or prepared. Keep food in airtight containers and clean up crumbs and spills immediately. If ants persist, a professional pest control service can help you eliminate the source of the problem.
4. Spiders
As the colder months approach, certain types of spiders, like the brown recluse and black widow, might seek refuge indoors. These spiders are typically found in quiet, undisturbed areas like basements, attics, and closets. While most spiders are harmless, some species can bite, causing a reaction that can range from mild to severe, especially if you have allergies.
Why it’s important: Though not all spiders are dangerous, their presence is often unwelcome, and certain species can be harmful to your health.
How to prevent it: Keep your home tidy by vacuuming regularly and sealing cracks around windows and doors. Reduce clutter in basements, attics, and storage spaces to minimize hiding places for spiders.
5. Boxelder Bugs
Boxelder bugs are a common winter pest that typically invade homes as temperatures begin to drop. These bugs are attracted to the warmth of your home and can be found in large numbers on sunny sides of buildings. While they are not dangerous, they can be a nuisance when they swarm indoors, especially in attics or walls.
Why it’s important: Boxelder bugs don’t bite or pose health risks, but their presence can be annoying. They also emit a foul odor when crushed.
How to prevent it: Seal entry points around windows, doors, and vents. You can also remove any boxelder trees or other host plants from around your home to reduce their presence. If they’ve already found their way inside, a pest control expert can help eliminate them.
6. Cluster Flies
Cluster flies are another winter pest that seeks warmth indoors during colder months. They tend to congregate in walls, attics, and ceilings, and when disturbed, they can fly around the home, causing a nuisance. Though they don’t pose health risks, they can create unpleasant odors and leave unsightly residue.
Why it’s important: While cluster flies don’t bite, they can be a hassle to remove and may cause additional damage if left untreated.
How to prevent it: Prevent cluster flies from entering by sealing cracks around windows, doors, and other entry points. If you notice them inside, consider using traps or contacting a pest control professional.
Why Winter Pest Control Matters
Winter pests can be more than just a nuisance—they can lead to costly damage, create unhealthy environments, and make your home or business uncomfortable. By staying vigilant and watching for the signs of winter pest infestations, you can take steps to address the problem before it worsens.
Proactive pest control measures are essential for keeping your home safe and pest-free throughout the colder months. If you're noticing any of the signs of pest problems mentioned above, don’t wait for the infestation to spread. Executive Pest Control is here to help with professional pest management services tailored to your needs.
Reach out today to schedule a consultation, and ensure that your home or business remains safe from pests this winter!
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