Today | Weather | Wednesday, July 15, 2026

Weather in Brownsville, Texas

09:44 AM
Now
Cloudy Weather
88° F
Feels Like 93°
Precipitation 27 %
Wind 14 mph
UV Index (0 - 11+) 2
Humidity 66 %
Today
Cloudy Weather
Day 93°
Night 81°
Precipitation 40 %
Wind 14 mph
UV Index (0 - 11+) 8

Warning: High UV Index Today: 8

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Brownsville Weather Forecast Updated

27 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (July 15, 2025)
Cloudy Weather

Day

93°

Night

77°

Wind

17 mph

UV Index

11

Precipitation

25 %

Air Quality in Brownsville

NOW
18 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 2.68 µg/m³
PM10 5.7 µg/m³
O3 0.020 ppm
NO2 0.2 ppb
SO2 0.1 ppb
CO 0.08 ppm
NH3 0.06 µg/m³
NO 0.02 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.52.68 µg/m³
PM105.7 µg/m³
O338.45 µg/m³
NO20.42 µg/m³
SO20.18 µg/m³
CO88.98 µg/m³
NH30.06 µg/m³
NO0.02 µg/m³