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)
33
Good
Casselberry, Florida
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.97 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
22.73 μg/m³
0
55
155
255
425
605+
11.04 ppb
0
55
71
86
201
201+
0.75 ppb
0
36
76
186
605
1005+
11.05 ppb
0
54
101
361
1250
2050+
0.39 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Casselberry, Florida
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AQI 33
Good
5.52μg/m³
PM2.5
19.60μg/m³
PM10
11.93ppb
O3
0.73ppb
SO2
10.91ppb
NO2
0.39ppm
CO
AQI 27
Good
5.29μg/m³
PM2.5
18.04μg/m³
PM10
12.39ppb
O3
0.72ppb
SO2
10.82ppb
NO2
0.39ppm
CO
AQI 33
Good
6.31μg/m³
PM2.5
25.16μg/m³
PM10
10.37ppb
O3
0.77ppb
SO2
11.05ppb
NO2
0.39ppm
CO
AQI 38
Good
6.79μg/m³
PM2.5
28.71μg/m³
PM10
9.52ppb
O3
0.78ppb
SO2
10.77ppb
NO2
0.36ppm
CO
AQI 38
Good
6.91μg/m³
PM2.5
29.31μg/m³
PM10
9.25ppb
O3
0.78ppb
SO2
11.15ppb
NO2
0.38ppm
CO
AQI 38
Good
7.02μg/m³
PM2.5
30.45μg/m³
PM10
9.22ppb
O3
0.77ppb
SO2
10.33ppb
NO2
0.32ppm
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 2026-03-09.
In the last 24 hours, the best air quality in Casselberry, Florida was observed at 09:00:00 on 2026-03-08.
As of now, the AQI in Casselberry, Florida is 33, 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 5.967 μg/m3.
The PM10 concentration in Casselberry, Florida is 22.728 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Casselberry, Florida is 0.393 ppm.
Currently, Casselberry, Florida has a sulfur dioxide (SO2) concentration of 0.753 ppb.
The current ozone (O3) level in Casselberry, Florida at the moment is 11.039 ppm.
Nitrogen dioxide (NO2) level in Casselberry, Florida at the moment is 11.048 ppb.
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