Next 24 hours

US AQI

31Now
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3610 PM
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391 AM
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394 AM
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397 AM
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4210 AM
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441 PM
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Air quality outlook

Worst hour each day

Today41Good
Thu 847Good
Fri 949Good
Sat 1040Good
Sun 1147Good

From our air-quality forecast models (GEOS-CF / GEFS aerosols). AQI uses the US EPA scale.

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About Brownsville weather

Brownsville is in Cameron County, Texas, United States at 25.90°, -97.50°. Right now it’s 78° and fog; today’s high is 85° with a 59% chance of rain.

Texas encompasses a vast range of climates due to its enormous size, from humid subtropical conditions along the Gulf Coast to arid desert in the west, and from semi-tropical in the Rio Grande Valley to continental on the northern plains. The state is so large that it spans multiple climate zones, with annual rainfall ranging from over 55 inches in the east to less than 10 inches in far west Texas near El Paso.