Air Quality in Brownsville, United States
Windy
28.5°C · 59.8% humidity
28.5°
Feels 32.2°
46
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Brownsville's air quality — share it
AQI Forecast
34
1pm
34
34
46
4pm
41
37
34
7pm
30
29
28
10pm
27
26
28
1am
28
27
27
4am
27
27
27
7am
34
27
27
10am
27
27
Air Quality Index Trend
41h · 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 2.2× the WHO annual guideline of 5 µg/m³.
59.8%
Humidity
95.6 km/h
Wind SE
1008.7 hPa
Pressure
12.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
11.0 µg/m³
PM10▲
59.3 µg/m³
050100150200300500
What is the weather forecast for Brownsville?
Temperature & Precipitation
PM2.5 Trend
41h · 2 stationsPM2.511.0 µg/m³
✓ WHO
Good
PM1059.3 µg/m³
Moderate
UV INDEX12.9
Extreme
Station readings (1 station within 25 km)
11.0
Median
11.0
Average
11.0
Low
11.0
High
PM2.5 µg/m³ · Model: 16.8 · Bias: +5.8
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 2026-05-28T21:47 UTC.