The short version
Around San Angelo, mosquito season runs from about April through October. Start by dumping standing water every week. A barrier spray every few weeks adds steady relief.
- Dump standing water every week.
- Daytime biters are usually tiger mosquitoes.
- Barrier sprays last about three to four weeks.
- Larvicide handles water you can’t drain.
- Use repellent with DEET, picaridin or IR3535.
Homeowners and renters in San Angelo who want their yard back.
What to look for
Mosquitoes breed in standing water, even a bottle cap's worth. In summer heat, eggs become biting adults in about a week. Often the source is a neighbor's yard or a storm drain.
- 1Dogs testing positive for heartworm.
- 2Tarps, toys, or tires holding rainwater.
- 3Being bitten in full daylight, not just evening.
- 4Bites getting worse after each wet spell.
- 5Egg rafts floating on stagnant water.
- 6Mosquitoes indoors resting on walls or in closets.
Why it’s worth acting soon
- Each new generation is bigger than the last.
- Bites can spread West Nile virus.
- Itchy welts, especially for kids.
- Heartworm risk for dogs.
bite, to get protein for their eggsOnly female mosquitoesUS CDC in standing water, from a bottle cap to a pondMosquitoes breedUS EPA West Nile virus is the most common mosquito-borne disease in the U.S.Mosquito diseasesUS CDC Treatment options and typical costs
Property Inspection for Breeding Sites
$0–$150 (often bundled with a first treatment)
The inspector checks resting spots too: dense shrubs, ivy, under decks, and shaded fence lines around your San Angelo home. Knowing where adults hide shows where barrier spray matters.
- Time
- 30–60 minutes
- Best for
- Every yard; finds where mosquitoes actually breed
Misting Systems and In2Care-Style Stations
misting $2,000–$4,500 installed plus refills; stations $200–$500 per season
Neither option replaces the basics. Anyone in San Angelo who suggests stations or misting should still be tipping containers and treating standing water on every visit.
- Time
- Misting: half a day. Stations: under an hour.
- Best for
- Specific yards: heavy outdoor use or spray-averse owners
Monitoring and Seasonal Plans
$50–$150 per follow-up visit; $350–$900 per season bundled
A good pro checks landing counts between visits. Numbers climbing early means a missed breeding site.
- Time
- 15–30 minutes per check; season runs spring through first frost
- Best for
- Anyone who wants the yard usable all summer
Source Reduction and Larviciding
$75–$150 per visit
Because larvicide works on mosquitoes that can't fly away yet, it's the foundation of most plans in San Angelo. Adult spraying is the follow-up, not the fix.
- Time
- 45–90 minutes
- Best for
- Yards with standing water, clogged gutters, ponds, or drains
Prices are typical published ranges. Ask what’s included before you compare quotes.
A treatment visit covers the shaded plants and beds where adults rest, along with any standing water that can't be drained.Which mosquitoes bite around San Angelo.
House mosquitoes (Culex) bite from dusk into the night. They breed in storm drains. They're the main West Nile carriers. Asian tiger mosquitoes are common around San Angelo. They're black-and-white and bite by day. They breed in small containers.
Local mosquitoes conditions in San Angelo.
An inspection in San Angelo usually starts outside and works inward, checking the foundation, gaps around doors and windows, and any moisture or clutter near the structure first. Knowing San Angelo's seasonal timing lets you schedule treatment before the busy stretch rather than after it, which usually means faster service and a more accurate quote. A provider who works San Angelo and Texas every day can point out the specific conditions that matter most here, and getting the scope, price, and follow-up terms in writing makes it easier to compare options. San Angelo sits in a local climate, and that sets the pace for mosquito activity here: the warmer months. The area is mostly residential, so mosquitoes pressure can differ from one block to the next depending on how tight the entry points are and how much food, water, or shelter is close by.
Mosquitoes that bite indoors usually slip in through gaps around doors or torn window screens.Mosquito season in San Angelo.
Plan on regular visits. That's a long season. West Nile cases usually peak in late summer.
A year of mosquitoes in San Angelo.
- Fall: numbers stay high. Keep gutters clear of leaves. - Summer: peak season. Check water twice a week. - Spring: the first wave arrives early. Start treatments then. - Winter: a good time to fix drainage and low spots.
The weekly water walk.
- Saucers and pots: empty them or add sand. - Toys and buckets: store them upside down. - Tarps and covers: pull them tight so water runs off. - Birdbaths: change the water twice a week. - Pet bowls: refresh daily. - AC drip lines and downspouts: make sure water drains away. - Tree holes: fill them with sand. - Gutters: clear leaves so water drains.
Avoiding bites.
- Clothing: long sleeves and pants help at dusk. - Fans: a patio fan keeps weak-flying mosquitoes away. - Screens: repair holes in window and door screens. - Timing: tiger mosquitoes bite by day; house mosquitoes at dusk. - Repellent: DEET, picaridin, IR3535 or oil of lemon eucalyptus.
Low-cost ways to cut mosquitoes.
- Mosquito fish: they eat larvae in ornamental ponds. - Pumps and fountains: moving water breeds far fewer mosquitoes. - Trimming: thin out dense shrubs and tall grass. - Lights: yellow bug lights attract fewer insects to the porch. - Mosquito dunks: Bti tablets kill larvae in rain barrels and ponds.
Mosquito or look-alike?
- Non-biting midges: swarm near water at dusk. Harmless, just annoying. - No-see-ums: tiny biting gnats near marshes. Screens need a finer mesh. - Mosquitoes: slim, long legs, and a needle-like mouth. - Crane flies: look like giant mosquitoes. They don’t bite.
When a bite needs a doctor.
About one in five get a fever, headache or body aches. Most people infected with West Nile virus never feel sick. Most bites just itch for a few days. Spreading swelling or an infected-looking bite needs a check too. See a doctor for high fever, stiff neck or confusion.
Protecting your pets.
Ask your vet about year-round heartworm prevention. Cats can too. Dogs get heartworm from mosquito bites. Keep pets inside while a yard spray dries. Change pet water bowls daily.
What a treatment visit looks like.
They dump or treat standing water. The tech walks the yard first. A visit usually takes 20 to 45 minutes. Most plans repeat every three to four weeks. Then they spray shady shrubs, where adults rest. Larvicide goes in water you can't drain.
Rain barrels and ponds.
- Ponds: fish and moving water keep larvae down. - Bird baths: change the water every few days. - Gutters: clear them so water drains away. - Tarps: shake out any that hold rainwater. - Pool covers: drain standing water after rain. - Barrels: cover openings with fine mesh.
Questions to ask before you sign.
- How often will you come? - Do you treat standing water too? - What happens if bites come back between visits? - How do you protect bees and flowers? - When can kids and pets go back outside? - What product will you spray?
What affects the price
- Special-event timing and rush scheduling.
- Local labor rates and licensing costs.
- Misting system installation and refills.
- Number of visits the local season needs.
- Ponds, creeks, or wetland edges on the property.
- In2Care-style station count and servicing.
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What's your biggest concern about mosquitoes?
When to call for help
Ponds, drains and dense shrubs are hard to handle yourself. early in the season, before the first big wave. Dumping water should come first. Call if bites still keep you indoors.
What you can do yourself
They also spray where adults rest, every few weeks. A pro adds larvicide for water you can't drain. Use repellent and run a fan on the patio. The biggest win is free: dump standing water every week.
Mosquitoes in San Angelo
For San Angelo homes, that timing is worth keeping in mind when you schedule a visit, because treating before the busy stretch is usually cheaper and simpler than chasing a full-blown problem later, and it leaves you more time to compare providers and their written quotes. For San Angelo homes, the local climate means mosquitoes activity tends to follow the warmer months. A local provider who knows San Angelo and Texas can point out the specific conditions that matter most here before you commit to a plan. For San Angelo homes, take a minute to note where you have seen activity and when it appears, so the inspection is faster and the quote more accurate. For San Angelo homes, most of the housing is residential, so the usual entry points, moisture spots, and sheltered areas near the structure are what an inspection checks first. San Angelo has a local climate, and mosquitoes activity here tends to pick up the warmer months. Check gutters, saucers and tarps. Any water that sits for a week can breed mosquitoes.
Local research
Mosquitoes in San Angelo, TX: what the public record shows
Before you compare quotes, it helps to know which mosquitoes actually live in Texas, when they are busiest around San Angelo, and what the state figures look like. Everything below links to the agency or university page it came from.
West Nile neuroinvasive disease cases, 2024
Neuroinvasive counts are the most reliable state comparison because nearly all severe cases are diagnosed and reported.
CDCOther arboviral disease, 2024
Other mosquito-borne (or, for Powassan, tick-borne) viruses that appear in this state's 2024 surveillance.
CDCMosquito species recorded in Texas
- Yellow fever mosquito (Aedes aegypti) — CDC lists Aedes aegypti as more likely than Ae. albopictus to spread dengue, Zika, and chikungunya; prefers human hosts and lives in and around homes. Tropical, subtropical, and…
When mosquitoes are busiest around San Angelo
Long season; Texas DSHS notes mosquitoes remain active into November and December in much of Texas. CDC WNV season is June–October with a late-August/early-September peak.
Texas DSHS: mosquitoes remain active into November and December in much of Texas. CDC lists Texas among states with limited local dengue spread.
Rules that apply in Texas
For context, nationally
- 1,808 — West Nile virus disease cases reported, 2024. CDC
- 1,347 (75% of cases); 173 deaths — West Nile neuroinvasive disease cases, 2024. CDC
Sources: CDC; Texas Department of State Health Services; Potential Range of Aedes Mosquitoes. Figures are quoted as the source prints them. How we check our sources
Simple ways to keep mosquitoes away
- Wear DEET or picaridin repellent outdoors.
- Repair torn window and door screens.
- Trim shrubs and ivy to reduce resting cover.
- Tighten lids on trash and recycling bins.
- Run a fan on the patio at dusk.
- Rake leaf litter from shaded beds.
Renting? Shared courtyards, drains and landscaping are usually the property manager's to handle, so let them know.Did you know?
A female's wings beat hundreds of times per second
Tiger mosquitoes arrived in used tires in the 1980s
Questions people ask
Is mosquito spraying safe for pets, kids, and bees?
Ask them to avoid flowers. Keep kids and pets inside until it dries. Applied by the label, it's considered low risk once dry.
How long does a mosquito treatment last?
A barrier spray usually lasts three to four weeks. Heavy rain can shorten that.
Will mosquito treatment kill bees and butterflies?
Spraying when bees rest helps too. Ask them to skip blooming plants. It can if spray hits flowers.
What does a mosquito inspection involve?
Gutters, saucers, tarps and low spots get checked first. They also check shady spots where adults rest. The tech walks the yard looking for standing water.
What if the mosquitoes are coming from my neighbor's property?
Your local mosquito control district or health department can also help. Treat your own yard and talk to your neighbor. That's common.
How often does mosquito treatment need to be redone?
For San Angelo homes, mosquito control works by removing standing water, treating the water that cannot be drained, and applying barrier treatments where adults rest. For San Angelo homes, because they keep breeding through the season, an ongoing plan usually works best.
When is mosquito season in San Angelo?
It runs from about April through October. Daytime biters are tiger mosquitoes; evening biters are usually house mosquitoes.
Do mosquitoes in San Angelo carry West Nile?
Repellent and dumping standing water are your best protection. Cases usually peak in late summer. West Nile is found in every lower-48 state, Texas included. They can.
Sources (5)
The facts in this article come from the public sources listed above. Every home is different, so ask the company you talk to about pricing and what’s included. Published by Mosquito Exterminator · Updated September 11, 2026 · How we write these guides