What is the air quality in Brownsville today?

The current Air Quality Index (AQI) in Brownsville is 17 (Good). PM2.5 concentration is 4.04 µg/m³.

What is the temperature in Brownsville right now?

The current temperature in Brownsville is 23.9°C (feels like 23.9°C). Humidity is 34.8% and wind speed is 40.6 km/h.

Is it safe to go outside in Brownsville?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Brownsville, United States

Windy

23.9°C · 34.8% humidity

23.9°

Feels 23.9°

Good

Air quality is satisfactory. Enjoy outdoor activities.

12 stations

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

45h · 12 stn

View full history →

Brownsville's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

34.8%

Humidity

40.6 km/h

Wind NNW

1022.4 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

4.04 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Brownsville?

Temperature & Precipitation

PM2.5 Trend

45h · 12 stations

PM2.54.04 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (12 stations within 25 km)

4.04

Median

3.86

Average

3.25

Low

4.5

High

PM2.5 µg/m³ · Model: 6.0 · Bias: +2.0

What is the 7-day forecast for Brownsville?

10-20

27.0° 16.5°

10-21

28.5° 21.9°

10-22

26.8° 21.4°

10-23

30.2° 20.4°

10-24

28.1° 23.1°

0.25 mm

10-25

26.8° 21.4°

0.69 mm

10-26

28.0° 18.4°

2.13 mm

Both models agree Avg diff: 1.8°C

Where are air quality stations near Brownsville?

Brownsville Sensor #5

0.6 km PM2.5: 3.8 µg/m³

Brownsville East 6th Street

1.0 km PM2.5: 5.0 µg/m³

Brownsville Sensor #6

2.0 km PM2.5: 3.7 µg/m³

Brownsville Sensor #7

4.1 km PM2.5: 3.7 µg/m³

Brownsville Sensor #4

4.6 km PM2.5: 4.0 µg/m³

Brownsville Sensor #8

4.7 km PM2.5: 3.7 µg/m³

Brownsville Sensor #3

8.0 km PM2.5: 3.9 µg/m³

Brownsville Sensor #2

8.8 km PM2.5: 3.8 µg/m³

Brownsville Sensor #9

9.6 km PM2.5: 3.2 µg/m³

Brownsville Sensor #11

10.2 km PM2.5: 3.9 µg/m³

What cities are near Brownsville?

17 Heroica Matamoros 16 San Benito 20 Harlingen 24 Valle Hermoso 25 Mercedes 23 Weslaco 27 Ciudad Río Bravo 25 Donna 25 Alamo 26 San Juan

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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-10-20T20:06 UTC.