28of 100

Today's score

Mosquitoes in California Polytechnic State University, CA

San Luis Obispo County

Low risk

Mosquito activity is low right now, but never zero. Still worth emptying standing water and using repellent at dusk.

Updated July 19, 2026

Season
Ramping up
Water/wetland
0%
Top species
Asian tiger mosquito

Right now

Latest reading
50°
Temperature
100%
Humidity
0.0"
Recent rain

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Quiet in California Polytechnic State University today. Know the evening before that changes.

7-day outlook

Risk recalculates daily from the local forecast.

Today
28
Mon
33
Tue
42
Wed
46
Thu
50
Fri
46
Sat
47

What's active right now

Floodwater and container mosquitoes are active and building toward the summer peak. Aedes vexans (the floodwater biter) surges about a week after heavy rain, and the Asian tiger mosquito is out biting during the day around homes. Early summer is when nuisance biting takes off.

Local mosquito habitat

Mosquitoes breed in standing water, so a town's risk tracks how much of that it holds. California Polytechnic State University is 0% wetland and marsh, 0% open water, and 31% developed across its 1.54 sq mi, home to about 8,583 people. That makes it the 11th-wettest of the 23 towns in San Luis Obispo County. Marshes and floodplains breed the floodwater and cattail mosquitoes; developed areas breed the house mosquito in storm-drain catch basins and backyard containers.

The single biggest thing a homeowner controls is standing water: empty anything that holds it, keep gutters clear, and change bird baths weekly. A licensed mosquito service handles the breeding sites you can't reach and treats the shady resting spots where adults wait out the day.

Mosquito control in California Polytechnic State University, CA

Do I need mosquito control in California Polytechnic State University?

Today's mosquito risk in California Polytechnic State University is low (28/100), so there is no urgency. Quiet stretches are a good time to book: pros treat breeding sites and apply barrier sprays before activity climbs in mid-summer.

Professional mosquito control in California Polytechnic State University usually pairs a barrier treatment, misted onto shrubs, tall grass, and shady borders where adults rest, with larval control that targets standing water and catch basins so new broods never hatch. Treatments are typically applied every three to four weeks through the season by a licensed company.

How much does mosquito control cost in California Polytechnic State University?

Most homeowners pay about $80 to $150 per visit for professional mosquito barrier spraying, or roughly $350 to $600 for a full season of treatments, depending on lot size and how much shade and standing water the property has. Quotes are free, so it costs nothing to get a real number for your yard.

Get a free mosquito control quote

From a vetted local mosquito control company serving California Polytechnic State University. No cost, no obligation.

Are mosquitoes bad in California Polytechnic State University right now?

Floodwater and container mosquitoes are active and building toward the summer peak. In California Polytechnic State University, today's mosquito risk reads low (28/100). Mosquito activity is low right now, but never zero. Still worth emptying standing water and using repellent at dusk.

Nearby towns

Mosquito pressure is local. Check the towns around you.