United States, San Bernardino

Sunday

Today

Extreme

Monday

Tomorrow

Extreme

Tuesday

Jun 17

Extreme

Wednesday

Jun 18

Extreme

Thursday

Jun 19

Extreme

How we forecast?

San Bernardino Mosquito Forecast Overview

If you're planning outdoor activities near the iconic San Bernardino National Forest, it's wise to check the San Bernardino mosquito forecast. Mosquito activity here varies throughout the year, peaking in the warm summer months. Expect a moderate level of mosquitoes from May through October, with July and August seeing the highest activity, rated at 8 out of 10. Cooler months like December and January see much lower mosquito presence. This forecast helps locals and visitors alike prepare for mosquito season and enjoy outdoor spots like the historic Route 66 with fewer surprises. For real-time updates, the San Bernardino County Vector Control Program offers valuable resources.

Year round mosquito forecast

Mosquito Intensity

Factors Driving Mosquito Activity in San Bernardino

Several factors influence mosquito populations in San Bernardino. The area's warm climate combined with seasonal rainfall creates ideal breeding grounds. Key influences include:

Stagnant water sources such as irrigation ditches and puddles
Temperature fluctuations affecting mosquito life cycles
Urban development providing shelter and breeding sites

The local terrain, including the nearby San Bernardino Mountains, also affects humidity and temperature, which in turn impact mosquito activity. Understanding these factors can help residents reduce mosquito habitats around their homes. For more detailed information on mosquito ecology, visit the CDC's Mosquito Control page.

Mosquito-Borne Diseases in San Bernardino

San Bernardino residents should be aware of mosquito-borne illnesses such as West Nile virus and occasionally St. Louis encephalitis. These diseases are transmitted by infected mosquitoes and can cause symptoms ranging from mild fever to severe neurological issues. The local health department monitors cases closely, especially during peak mosquito months. Preventive measures include using insect repellent and wearing protective clothing. If you experience symptoms like fever, headache, or body aches after mosquito exposure, seek medical advice promptly. Learn more about mosquito-borne diseases on the California Department of Public Health website.

Stay Informed and Protect Yourself Year-Round

Staying updated on the San Bernardino mosquito forecast is crucial for both residents and visitors. Subscribe to local alerts and practice these steps:

Eliminate standing water around your property
Use EPA-approved insect repellents
Install window and door screens
Wear long sleeves and pants during dawn and dusk

By following these precautions, you can enjoy outdoor activities like hiking the San Bernardino Mountains or exploring downtown with reduced mosquito nuisance. For continuous updates, check out the San Bernardino County Public Health resources. Stay safe and informed — your best defense against mosquitoes. Stay informed with the San Bernardino mosquito forecast, learn what influences mosquito activity, local diseases, and how to stay prepared year-round.

Check out our recommended mosquito protection products

Mosquito-borne diseases in the area

Malaria

Zika

Dengue

Yellow Fever

Chikungunya

West Nile Fever

FAQs

Mosquito season typically runs from late spring through early fall, with peak activity in July and August.

West Nile virus is the most common, with occasional cases of St. Louis encephalitis reported.

Remove standing water, clean gutters, and regularly change water in birdbaths or pet dishes to prevent breeding.

Further information

San Bernardino Vector ControlCalifornia Department of Public HealthCDC Mosquito Control

United States, San Bernardino

San Bernardino Mosquito Forecast Overview

Year round mosquito forecast

Factors Driving Mosquito Activity in San Bernardino

Mosquito-Borne Diseases in San Bernardino

Stay Informed and Protect Yourself Year-Round

Mosquito-borne diseases in the area

FAQs

When is mosquito season in San Bernardino?

What are the common mosquito-borne diseases here?

How can I reduce mosquito breeding sites at home?

Further information