Stay updated with real-time air quality in Casselberry, 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)
41
Good
Casselberry, Florida
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.90 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
17.69 μg/m³
0
55
155
255
425
605+
43.50 ppb
0
55
71
86
201
201+
0.69 ppb
0
36
76
186
605
1005+
6.69 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Casselberry, Florida
Casselberry, Florida
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AQI 39
Good
3.35μg/m³
PM2.5
14.53μg/m³
PM10
42.13ppb
O3
0.81ppb
SO2
6.02ppb
NO2
0.21ppm
CO
AQI 40
Good
3.33μg/m³
PM2.5
14.31μg/m³
PM10
42.95ppb
O3
0.80ppb
SO2
6.45ppb
NO2
0.21ppm
CO
AQI 37
Good
3.37μg/m³
PM2.5
15.01μg/m³
PM10
39.80ppb
O3
0.81ppb
SO2
4.22ppb
NO2
0.21ppm
CO
AQI 35
Good
3.34μg/m³
PM2.5
15.07μg/m³
PM10
38.49ppb
O3
0.80ppb
SO2
1.90ppb
NO2
0.20ppm
CO
AQI 36
Good
3.40μg/m³
PM2.5
15.22μg/m³
PM10
39.41ppb
O3
0.81ppb
SO2
4.82ppb
NO2
0.21ppm
CO
AQI 35
Good
3.31μg/m³
PM2.5
15.03μg/m³
PM10
38.13ppb
O3
0.80ppb
SO2
0.80ppb
NO2
0.20ppm
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 Casselberry, Florida is updated every hour for accuracy.
In the past 24 hours, the air quality in Casselberry, Florida was at its worst at 10:00:00 on 2025-10-23.
In the last 24 hours, the best air quality in Casselberry, Florida was observed at 03:00:00 on 2025-10-24.
As of now, the AQI in Casselberry, Florida is 38, indicating Good conditions.
Casselberry, Florida air has the highest levels of O3.
Poor air quality in Casselberry, Florida means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Casselberry, Florida are currently 3.368 μg/m3.
The PM10 concentration in Casselberry, Florida is 14.848 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Casselberry, Florida is 0.208 ppm.
Currently, Casselberry, Florida has a sulfur dioxide (SO2) concentration of 0.807 ppb.
The current ozone (O3) level in Casselberry, Florida at the moment is 40.779 ppm.
Nitrogen dioxide (NO2) level in Casselberry, Florida at the moment is 5.165 ppb.
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