Today | Weather | Thursday, March 5, 2026

Weather in Brownsville, Texas

10:47 AM
Now
Cloudy Weather
82° F
Feels Like 82°
Precipitation 0 %
Wind 23 mph
UV Index (0 - 11+) 5
Humidity 59 %
Today
Cloudy Weather
Day 86°
Night 73°
Precipitation 2 %
Wind 22 mph
UV Index (0 - 11+) 5

Brownsville Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (March 5, 2025)
Cloudy Weather

Day

79°

Night

54°

Wind

12 mph

UV Index

4

Precipitation

0 %

Air Quality in Brownsville

NOW
25 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 5.39 µg/m³
PM10 13.13 µg/m³
O3 0.027 ppm
NO2 0.1 ppb
SO2 0.2 ppb
CO 0.09 ppm
NH3 0.14 µg/m³
NO 0.07 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)
PM2.55.39 µg/m³
PM1013.13 µg/m³
O353.94 µg/m³
NO20.28 µg/m³
SO20.48 µg/m³
CO98.43 µg/m³
NH30.14 µg/m³
NO0.07 µg/m³