Why Do Summer Insects Come Indoors?

As the temperature increases and summer approaches, so does the influx of insects looking for refuge and food. Sharing your living space with unwelcome bugs is common during the warmer months. In this article, we’ll take a look at why do bugs come in the house in summer and what you can do to stop them. We will also discuss the busiest months for bugs, why your room may attract many insects, and efficient strategies to reduce their presence.

summer insects

What Reasons Do Summer Insects Come Indoors?

It’s not uncommon to see an upsurge in the number of insects indoors during summer. Several reasons lead to summer insects finding refuge inside our homes. Understanding why these insects enter our homes can assist us in taking preventive actions to reduce their presence. Summer insects are drawn indoors for a variety of causes, including:

Food Availability

As the weather warms, insects become more active and necessitate abundant food sources. Crumbs, spills, and open food containers in our homes provide a steady food supply. Indoors, these food sources attract ants, flies, cockroaches, and other insects.


Insects breed and lay abundant eggs during the summer. Our dwellings’ regulated environment, with steady temperatures and protection from natural predators, provides ideal circumstances for them to reproduce and multiply.

Seeking Water

Mosquitoes and flies, particularly, are drawn to dampness and water sources. Water enters our houses through leaking pipes, standing water in sinks or buckets, or even condensation on windows. These bodies of water serve as breeding places for insects.

Weather Protection

During hot summer days, insects may seek refuge indoors to avoid high temperatures or bad weather conditions. Our dwellings’ coolness gives comfort from the heat, making them an appealing sanctuary.

Light Attraction

Many insects are naturally attracted to light sources. Insects such as moths, beetles, and flies may be drawn inside when we open our windows at night or use bright inside lights.

Scent & Fragrances

Certain insects are drawn to various scents or fragrances emitted by our homes. Food, ripe fruits, and fragrant flowers are examples of this. These fragrances serve as a cue for insects to examine and seek out prospective food sources.

Unsealed Entry Points

Insects can enter our homes through small openings, fractures, gaps, or improperly sealed windows and doors. These entry sites allow bugs seeking shelter or food easy access.


Several insect species, such as ladybugs and stink bugs, migrate during the summer. They may unwittingly find their way indoors as they look for suitable habitats.

It’s vital to remember that insects’ specific sorts and prevalence might vary depending on geographical region, climate, and the unique circumstances of each residence. Taking preemptive steps to diminish their appeal and prevent access points can greatly reduce the number of summer insects that enter our homes.

 What Are Common Summer Insects You Might Encounter

Summer is a season filled with buzzing and crawling creatures. Here are some common summer insects you may encounter:

Mosquitoes: Pesky mosquitoes thrive in warm and humid conditions, leaving itchy bites in their wake. Protect yourself by using insect repellent, wearing protective clothing, and eliminating standing water where they breed.

Bees and Wasps: Bees and wasps play a crucial role in pollination but can be a nuisance or even a danger when disturbed. Stay calm, avoid sudden movements, and cover food and sugary drinks to minimize encounters.

Ants: Ants are skilled scavengers that can invade homes and picnics for food. Keep food stored in sealed containers, clean up spills promptly, and address any ant infestations with baits or professional assistance.

Flies: House flies and fruit flies are common summertime pests attracted to food and waste. Maintain cleanliness, use screens on doors and windows, and dispose of trash promptly to reduce their presence.

Spiders: Although beneficial for controlling other insects, spiders can cause unease. Prevent their entry by sealing cracks, reducing clutter, and minimizing outdoor lighting that attracts their prey.

What Months Are Bugs Most Active? 

Bug activity levels might vary depending on the region and the type of insect. However, in many locations, bugs are most active during the summer. In general, insect activity increases significantly from April to September in the spring and summer months. This increase in activity is mostly due to favorable meteorological conditions, which include greater temperatures and improved food availability.

During this time, bugs do things like mating, foraging for food, and looking for refuge. As a result, insects are more likely to seek food, water, and ideal nesting environments indoors. Knowing when the busiest months allow you to be more cautious in installing preventive steps to keep pests out of your room during these seasons.

How Do I Keep Bugs Out Of My Room In The Summer?

Dealing with insects in your room can be painful, but you can take various preventive precautions. Here are some excellent techniques for keeping pests out of your room this summer:

  1. Seal Entry Points: Inspect your doors, windows, and walls for gaps or cracks that bugs can use as entry points. Seal these openings with weatherstripping, caulk, or door sweeps to create a barrier against unwanted intruders.
  1. Keep a Clean Environment: Clean your room regularly, clean carpets, wipe surfaces, and eliminate any food residue that may attract insects. Pay close attention to concealed spots where bugs may seek refuge, such as beneath furniture and corners.
  1. Properly Store Food: Keep all food items, including pet food, in sealed containers to avoid attracting insects. Spills should be cleaned immediately, and garbage cans should have tight-fitting lids.
  1. Reduce Moisture: Bugs are attracted to moist areas. Repair any plumbing leaks, promote sufficient ventilation, and utilize dehumidifiers in damp places such as basements and bathrooms.
  1. Use Natural Remedies: To repel insects, use natural deterrents such as essential oils such as peppermint, citronella, or lavender. Place impregnated sachets or cotton balls near access points or trouble areas.
  1. Seek Professional Pest Control: If your bug problem persists despite your efforts, consider hiring a professional pest control agency. They can examine the problem, detect probable entry sites or infestations, and efficiently treat your room of pests.

Wrap Up

As summer brings an influx of insects, it’s no surprise that some may find their way indoors, seeking shelter from the heat or searching for food. While dealing with these intruders can be frustrating, you don’t have to face them alone. Facility Pest Control is here to help.

With our pest management expertise, we understand summer insects’ behavior and habits. Our professional team is equipped with effective strategies to keep these pests at bay indoors and outdoors. We have tailored solutions to your needs, from mosquitoes and ants to flies and spiders. Let us handle the bugs while you focus on enjoying the warmth and beauty of the season.