Air Quality in Brownsville, United States
Windy
28.5°C · 59.8% humidity
28.5°
Feels 32.2°
33
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Brownsville's air quality — share it
AQI Forecast
34
2pm
34
27
33
5pm
31
30
27
8pm
27
26
26
11pm
26
27
27
2am
27
27
27
5am
27
27
34
8am
27
27
27
11am
27
27
Air Quality Index Trend
46h · 2 stnBrownsville's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Brownsville is 1.6× the WHO annual guideline of 5 µg/m³.
59.8%
Humidity
95.6 km/h
Wind SE
1008.7 hPa
Pressure
6.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
8.0 µg/m³
PM10▲
59.3 µg/m³
050100150200300500
What is the weather forecast for Brownsville?
Temperature & Precipitation
PM2.5 Trend
46h · 2 stationsPM2.58.0 µg/m³
✓ WHO
Good
PM1059.3 µg/m³
Moderate
UV INDEX6.9
High
Station readings (1 station within 25 km)
8.0
Median
8.0
Average
8.0
Low
8.0
High
PM2.5 µg/m³ · Model: 16.8 · Bias: +8.8
What is the 7-day forecast for Brownsville?
05-28
34.3° 24.1°
0.13 mm
05-29
32.4° 24.9°
05-30
31.8° 24.1°
0.5 mm
05-31
33.6° 23.2°
06-01
35.2° 24.9°
0.06 mm
06-02
33.8° 24.3°
0.13 mm
06-03
33.3° 24.3°
0.06 mm
Both models agree
Avg diff: 1.3°C
Where are air quality stations near Brownsville?
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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 2026-05-28T22:53 UTC.