What Bugs Are Most Active in July in Louisiana?

LaJaunie's Pest Control By: LaJaunie's Pest Control Calendar Icon July 1, 2025
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July in Louisiana means two things: heat and bugs. If you’ve lived here long enough, you know that summer isn’t just about cookouts and crawfish boils.

It’s also peak season for many pests. With the warm temperatures and high humidity levels, common pests such as mosquitoes, ants, and roaches are in full swing, seeking food, water, and a way inside your home.

Whether you’re in Baton Rouge, Bossier, or down in the bayou, knowing which pests are most active this time of year can help you stay ahead of infestations. Here’s what you need to know.

Key Takeaways

• Mosquitoes, termites, and fire ants are some of the most active pests in July across Louisiana.

• Cockroaches and fleas thrive in humid environments and often sneak indoors in search of cooler spaces.

• Standing water, food sources, and entry points are the main attractants for summer bugs.

• Regular pest control services can help keep your home pest-free throughout the year.

Mosquitoes Thrive in Heat and Humidity

In Louisiana, mosquito season typically ramps up in the spring but peaks during the summer months. Warm temperatures speed up their breeding cycle, and standing water from frequent thunderstorms gives them plenty of places to lay eggs. In places like Baton Rouge and New Orleans, the mosquito population can explode in July.

If you’ve got any kind of standing water on your property, birdbaths, clogged gutters, or even old tires, that’s where they’ll breed. And with all that activity, mosquito control becomes essential not just for comfort, but for health. Mosquitoes in this area can carry the West Nile virus and other illnesses, so taking them seriously is crucial.

Termites Don’t Take a Summer Vacation

Most people think spring is termite season because of the swarms, but the truth is, termites stay active all year in Louisiana, especially in July. Subterranean and Formosan termites love warm, moist conditions. That makes our homes a perfect target.

Whether you’re in Bossier or Bayou Blue, you need to keep an eye out for mud tubes, bubbling paint, or hollow-sounding wood. July is a standard time for homeowners to discover termite damage, as the colonies have had months to grow unnoticed. Preventative treatments and yearly inspections are your best defense.

Fire Ants Are Out in Full Force

Step outside barefoot in July, and you might meet a fire ant mound the hard way. These aggressive insects become especially active during the warmer months. You’ll often find them popping up after heavy rain when their underground nests get flooded.

They’re not just a nuisance; their painful stings can lead to allergic reactions for some people and be dangerous for pets. In South Louisiana, fire ants, just like flying ants, are among the most reported pest issues, particularly in yards and playgrounds.

Cockroaches Love Cool, Damp Spaces Indoors

Roaches might not mind the heat, but they do love moisture. As humidity rises, they’ll seek out cool, dark places inside your home. That’s why July is a standard time for cockroach infestations, especially in bathrooms, kitchens, and garages.

Roaches, especially species like the American cockroach (also known as the palmetto bug), thrive in Louisiana’s muggy climate. They’ll sneak in through crevices, drains, or even grocery bags, looking for food sources. Once inside, they multiply fast. You may also spot silverfish in similar damp, dark areas, such as bathrooms and basements, during the summer.

Fleas and Ticks Are a Real Problem for Pets

If you’ve got pets, July can be a rough time. Fleas and ticks are more than just an annoyance; they’re persistent and complex to get rid of once they move in. Flea larvae hatch faster in warm, humid weather, which is precisely what Louisiana delivers in July.

It’s not uncommon to find fleas both indoors and outdoors this time of year. They can infest rugs, pet bedding, and even cracks in hardwood floors. A flea infestation doesn’t just stop with a couple of bites; it often requires a complete treatment plan to knock it out.

Spiders and Wasps Seek Shelter and Shade

As the heat rises, many stinging insects, such as wasps, begin building nests around homes, particularly under eaves and porch ceilings. Paper wasps and mud daubers are common in Louisiana and can become aggressive if disturbed.

You may also notice increased spider activity, particularly brown recluse spiders, in attics and storage areas.

While these pests tend to avoid human interaction, their bites can be severe and shouldn’t be ignored. If you notice webs or wasp nests, prevent removal DIY unless you’re confident, and call in the pros if there’s any doubt.

Cicadas and Their Summer Chorus

While cicadas don’t pose a threat like other insects on this list, they make their presence known in July. Their loud buzzing can be heard throughout Southern Louisiana as they emerge in waves. These insects aren’t harmful, but they do signal that the summer heat is in full effect.

What Attracts Bugs to Your Home in July?

Most pests are seeking three primary things: food, water, and shelter. And July offers all three in abundance. Here’s what might be drawing them in:

  • Standing water: Whether it’s from rain or leaky pipes, moisture is a magnet.
  • Food sources, such as crumbs, pet food, and even garbage, can lure bugs inside.
  • Entry points: Small gaps around doors, windows, and foundations are all it takes.

Sealing entry points, storing food properly, and eliminating excess moisture can help, but with Louisiana’s climate, these efforts sometimes aren’t enough on their own.

How to Keep Your Home Pest-Free in July

Regular pest control services are your best defense during the summer months. At LaJaunie’s Pest Control, we offer year-round plans tailored to Louisiana’s unique pest pressures. Whether you’re dealing with termites, roaches, or a spike in mosquitoes, we’ve got you covered.

Our technicians know what to look for and how to treat it. Plus, we offer same-day service in many areas, including Baton Rouge and New Orleans. If you’re already noticing pest activity, don’t wait. Bugs won’t wait, and neither should you.

Top Tips for Keeping Bugs Away in July

TipWhy It Helps
Remove standing waterStops mosquitoes from breeding
Seal cracks and gapsKeeps roaches, ants, and spiders from sneaking inside
Keep food sealed and clean up crumbsReduces attraction for pests like ants, roaches, and rodents
Trim back plants near the houseReduces hiding spots for pests and keeps them away from walls
Check pet bedding and vacuum oftenHelps control fleas and ticks inside
Inspect for wasp nests and termite signsCatches problems early before they grow
Schedule a pest control serviceProvides expert prevention during peak season

Final Thoughts

Louisiana summers bring out the bugs. From termites eating away at your home to fire ants nesting in your yard, July is a prime time for infestations. The key is knowing what pests are active, what attracts them, and how to prevent them from settling in.

If you’re seeing signs of pest activity or just want peace of mind, give LaJaunie’s a call. We know how to handle Southern Louisiana’s most challenging pest problems, because we live here too. Let’s keep your home pest-free, together.

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985-859-7378

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Written By: LaJaunie's Pest Control

Ian Chi is the President and CEO of Simple Pest Management, dedicated to providing families with effective, customer-focused pest control. Based in San Diego, Ian leads a team that prioritizes community bonds and a positive workplace, ensuring homes remain safe and pest-free. With a mission centered on family well-being, Ian believes that "the answer is Simple" for all pest issues.

LaJaunie's Pest Control is a local family-owned business

Serving Louisiana homeowners for over 15 years

Louisiana is our home, and our customers are our neighbors. We were founded in Thibodaux, Louisiana, by Jared and Skye LaJaunie in 2008. We'd love to make you a part of the LaJaunie's Pest Control family. Contact us today to get started.

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