Stay updated with real-time air quality in Sebastian, 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)
52
Moderate
Sebastian, Florida
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.97 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
36.47 μg/m³
0
55
155
255
425
605+
15.64 ppb
0
55
71
86
201
201+
0.83 ppb
0
36
76
186
605
1005+
10.12 ppb
0
54
101
361
1250
2050+
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Sebastian, Florida
Sebastian, Florida
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AQI 54
Moderate
10.65μg/m³
PM2.5
36.07μg/m³
PM10
8.83ppb
O3
0.60ppb
SO2
9.47ppb
NO2
0.47ppm
CO
AQI 54
Moderate
10.95μg/m³
PM2.5
32.42μg/m³
PM10
8.79ppb
O3
0.59ppb
SO2
10.61ppb
NO2
0.48ppm
CO
AQI 54
Moderate
10.94μg/m³
PM2.5
32.36μg/m³
PM10
8.68ppb
O3
0.59ppb
SO2
10.61ppb
NO2
0.48ppm
CO
AQI 56
Moderate
12.28μg/m³
PM2.5
26.10μg/m³
PM10
9.32ppb
O3
0.71ppb
SO2
8.02ppb
NO2
0.39ppm
CO
AQI 54
Moderate
10.96μg/m³
PM2.5
32.21μg/m³
PM10
8.68ppb
O3
0.59ppb
SO2
10.61ppb
NO2
0.48ppm
CO
AQI 54
Moderate
11.34μg/m³
PM2.5
34.28μg/m³
PM10
8.77ppb
O3
0.59ppb
SO2
10.60ppb
NO2
0.48ppm
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 Sebastian, Florida is updated every hour for accuracy.
In the past 24 hours, the air quality in Sebastian, Florida was at its worst at 01:00:00 on 2026-06-24.
In the last 24 hours, the best air quality in Sebastian, Florida was observed at 05:00:00 on 2026-06-23.
As of now, the AQI in Sebastian, Florida is 52, indicating Moderate conditions.
Sebastian, Florida air has the highest levels of PM2.5.
Poor air quality in Sebastian, Florida means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Sebastian, Florida are currently 9.975 μg/m3.
The PM10 concentration in Sebastian, Florida is 36.467 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Sebastian, Florida is 0.306 ppm.
Currently, Sebastian, Florida has a sulfur dioxide (SO2) concentration of 0.835 ppb.
The current ozone (O3) level in Sebastian, Florida at the moment is 15.64 ppm.
Nitrogen dioxide (NO2) level in Sebastian, Florida at the moment is 10.124 ppb.
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