Stay updated with real-time air quality in Key Biscayne, 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)
54
Moderate
Key Biscayne, Florida
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.48 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
38.89 μg/m³
0
55
155
255
425
605+
38.08 ppb
0
55
71
86
201
201+
0.47 ppb
0
36
76
186
605
1005+
1.74 ppb
0
54
101
361
1250
2050+
0.47 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Key Biscayne, Florida
Key Biscayne, Florida
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AQI 54
Moderate
11.46μg/m³
PM2.5
38.81μg/m³
PM10
38.02ppb
O3
0.47ppb
SO2
2.38ppb
NO2
0.47ppm
CO
AQI 54
Moderate
11.49μg/m³
PM2.5
39.26μg/m³
PM10
38.01ppb
O3
0.47ppb
SO2
2.77ppb
NO2
0.47ppm
CO
AQI 54
Moderate
11.37μg/m³
PM2.5
38.69μg/m³
PM10
38.02ppb
O3
0.47ppb
SO2
6.90ppb
NO2
0.49ppm
CO
AQI 56
Moderate
11.89μg/m³
PM2.5
44.03μg/m³
PM10
38.24ppb
O3
0.48ppb
SO2
7.08ppb
NO2
0.47ppm
CO
AQI 56
Moderate
11.93μg/m³
PM2.5
44.54μg/m³
PM10
38.98ppb
O3
0.48ppb
SO2
6.89ppb
NO2
0.47ppm
CO
AQI 54
Moderate
11.39μg/m³
PM2.5
39.03μg/m³
PM10
37.96ppb
O3
0.47ppb
SO2
7.94ppb
NO2
0.49ppm
CO
Air quality and pollutant data for Florida, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Key Biscayne, Florida is updated every hour for accuracy.
In the past 24 hours, the air quality in Key Biscayne, Florida was at its worst at 12:00:00 on 2026-07-24.
In the last 24 hours, the best air quality in Key Biscayne, Florida was observed at 03:00:00 on 2026-07-23.
As of now, the AQI in Key Biscayne, Florida is 54, indicating Moderate conditions.
Key Biscayne, Florida air has the highest levels of PM2.5.
Poor air quality in Key Biscayne, Florida means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Key Biscayne, Florida are currently 11.481 μg/m3.
The PM10 concentration in Key Biscayne, Florida is 38.886 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Key Biscayne, Florida is 0.465 ppm.
Currently, Key Biscayne, Florida has a sulfur dioxide (SO2) concentration of 0.472 ppb.
The current ozone (O3) level in Key Biscayne, Florida at the moment is 38.077 ppm.
Nitrogen dioxide (NO2) level in Key Biscayne, Florida at the moment is 1.74 ppb.
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