Stay updated with real-time air quality in Visalia, California 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)
44
Good
Visalia, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.80 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
34.77 μg/m³
0
55
155
255
425
605+
37.80 ppb
0
55
71
86
201
201+
0.55 ppb
0
36
76
186
605
1005+
3.11 ppb
0
54
101
361
1250
2050+
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Visalia, California
Visalia, California
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AQI 41
Good
6.79μg/m³
PM2.5
29.02μg/m³
PM10
44.17ppb
O3
0.55ppb
SO2
4.37ppb
NO2
0.11ppm
CO
AQI 40
Good
6.69μg/m³
PM2.5
37.03μg/m³
PM10
43.25ppb
O3
0.55ppb
SO2
3.31ppb
NO2
0.11ppm
CO
AQI 42
Good
6.56μg/m³
PM2.5
28.89μg/m³
PM10
45.47ppb
O3
0.55ppb
SO2
3.79ppb
NO2
0.11ppm
CO
AQI 38
Good
6.78μg/m³
PM2.5
30.80μg/m³
PM10
34.01ppb
O3
0.56ppb
SO2
2.59ppb
NO2
0.11ppm
CO
AQI 38
Good
7.22μg/m³
PM2.5
37.99μg/m³
PM10
32.39ppb
O3
0.52ppb
SO2
3.54ppb
NO2
0.11ppm
CO
AQI 52
Moderate
10.46μg/m³
PM2.5
57.00μg/m³
PM10
28.28ppb
O3
0.47ppb
SO2
2.85ppb
NO2
0.10ppm
CO
Air quality and pollutant data for California, 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 Visalia, California is updated every hour for accuracy.
In the past 24 hours, the air quality in Visalia, California was at its worst at 02:00:00 on 2026-06-09.
In the last 24 hours, the best air quality in Visalia, California was observed at 07:00:00 on 2026-06-09.
As of now, the AQI in Visalia, California is 44, indicating Good conditions.
Visalia, California air has the highest levels of PM2.5.
Poor air quality in Visalia, California means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Visalia, California are currently 7.805 μg/m3.
The PM10 concentration in Visalia, California is 34.77 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Visalia, California is 0.109 ppm.
Currently, Visalia, California has a sulfur dioxide (SO2) concentration of 0.55 ppb.
The current ozone (O3) level in Visalia, California at the moment is 37.801 ppm.
Nitrogen dioxide (NO2) level in Visalia, California at the moment is 3.108 ppb.
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