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)
25
Good
Casselberry, Florida
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.34 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
4.12 μg/m³
0
55
155
255
425
605+
26.53 ppb
0
55
71
86
201
201+
0.72 ppb
0
36
76
186
605
1005+
5.34 ppb
0
54
101
361
1250
2050+
0.43 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Casselberry, Florida
Casselberry, Florida
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AQI 22
Good
3.80μg/m³
PM2.5
14.67μg/m³
PM10
11.73ppb
O3
1.34ppb
SO2
7.54ppb
NO2
0.41ppm
CO
AQI 22
Good
3.89μg/m³
PM2.5
14.38μg/m³
PM10
10.99ppb
O3
1.29ppb
SO2
8.04ppb
NO2
0.42ppm
CO
AQI 22
Good
3.59μg/m³
PM2.5
15.45μg/m³
PM10
13.73ppb
O3
1.47ppb
SO2
5.56ppb
NO2
0.41ppm
CO
AQI 22
Good
3.51μg/m³
PM2.5
15.85μg/m³
PM10
14.69ppb
O3
1.56ppb
SO2
3.36ppb
NO2
0.40ppm
CO
AQI 22
Good
3.53μg/m³
PM2.5
15.59μg/m³
PM10
14.15ppb
O3
1.49ppb
SO2
5.95ppb
NO2
0.41ppm
CO
AQI 22
Good
3.50μg/m³
PM2.5
15.96μg/m³
PM10
14.93ppb
O3
1.59ppb
SO2
2.39ppb
NO2
0.40ppm
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 2026-10-05.
In the last 24 hours, the best air quality in Casselberry, Florida was observed at 06:00:00 on 2026-10-06.
As of now, the AQI in Casselberry, Florida is 22, indicating Good conditions.
Casselberry, Florida air has the highest levels of PM2.5.
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 3.674 μg/m3.
The PM10 concentration in Casselberry, Florida is 15.134 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Casselberry, Florida is 0.413 ppm.
Currently, Casselberry, Florida has a sulfur dioxide (SO2) concentration of 1.414 ppb.
The current ozone (O3) level in Casselberry, Florida at the moment is 12.922 ppm.
Nitrogen dioxide (NO2) level in Casselberry, Florida at the moment is 6.557 ppb.
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