Stay updated with real-time air quality in Brownsville, Florida featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
33
Good
Brownsville, Florida
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.12 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
22.23 μg/m³
0
55
155
255
425
605+
11.02 ppb
0
55
71
86
201
201+
0.31 ppb
0
36
76
186
605
1005+
25.46 ppb
0
54
101
361
1250
2050+
0.96 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Brownsville, Florida
Brownsville, Florida
Scroll To Air Quality MapLoading...
AQI 22
Good
3.83μg/m³
PM2.5
18.90μg/m³
PM10
19.68ppb
O3
0.22ppb
SO2
17.88ppb
NO2
0.54ppm
CO
AQI 22
Good
3.83μg/m³
PM2.5
18.90μg/m³
PM10
19.68ppb
O3
0.22ppb
SO2
17.88ppb
NO2
0.54ppm
CO
AQI 24
Good
4.19μg/m³
PM2.5
25.50μg/m³
PM10
20.67ppb
O3
0.22ppb
SO2
19.33ppb
NO2
0.57ppm
CO
AQI 22
Good
4.07μg/m³
PM2.5
24.16μg/m³
PM10
19.75ppb
O3
0.20ppb
SO2
18.64ppb
NO2
0.54ppm
CO
AQI 22
Good
3.83μg/m³
PM2.5
20.05μg/m³
PM10
18.84ppb
O3
0.21ppb
SO2
17.95ppb
NO2
0.52ppm
CO
AQI 22
Good
3.83μg/m³
PM2.5
20.05μg/m³
PM10
18.84ppb
O3
0.21ppb
SO2
17.95ppb
NO2
0.52ppm
CO
Air quality measurements for Florida, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Brownsville, Florida is updated on an hourly basis.
The worst air quality in Brownsville, Florida was recorded at 02:00:00 on 2026-01-23.
The best air quality in Brownsville, Florida was recorded at 11:00:00 on 2026-01-23.
The real-time air quality index in Brownsville, Florida is 22, currently categorized as Good.
The most common pollutant in Brownsville, Florida is PM2.5.
If the air quality in Brownsville, Florida is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Brownsville, Florida at present are 3.77 μg/m3.
The current PM10 levels in Brownsville, Florida are 15.423 μg/m3.
The current carbon monoxide (CO) level in Brownsville, Florida is 0.558 ppm.
The current sulfur dioxide (SO2) levels in Brownsville, Florida are 0.239 ppb.
The current ozone (O3) levels at Brownsville, Florida is 19.766 ppm.
The current nitrogen dioxide (NO2) levels at Brownsville, Florida is 17.282 ppb.
All Rights Reserved © Ambee Inc. 2025