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)
49
Good
Visalia, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.11 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
46.79 μg/m³
0
55
155
255
425
605+
19.96 ppb
0
55
71
86
201
201+
0.59 ppb
0
36
76
186
605
1005+
8.70 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Visalia, California
Visalia, California
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AQI 52
Moderate
10.49μg/m³
PM2.5
48.42μg/m³
PM10
24.49ppb
O3
0.54ppb
SO2
5.51ppb
NO2
0.21ppm
CO
AQI 54
Moderate
10.60μg/m³
PM2.5
46.74μg/m³
PM10
25.01ppb
O3
0.60ppb
SO2
6.44ppb
NO2
0.21ppm
CO
AQI 52
Moderate
10.30μg/m³
PM2.5
43.48μg/m³
PM10
25.43ppb
O3
0.54ppb
SO2
5.93ppb
NO2
0.21ppm
CO
AQI 54
Moderate
10.85μg/m³
PM2.5
50.53μg/m³
PM10
25.49ppb
O3
0.52ppb
SO2
6.81ppb
NO2
0.22ppm
CO
AQI 49
Good
8.90μg/m³
PM2.5
35.41μg/m³
PM10
19.98ppb
O3
0.57ppb
SO2
8.94ppb
NO2
0.21ppm
CO
AQI 49
Good
9.07μg/m³
PM2.5
36.84μg/m³
PM10
19.01ppb
O3
0.60ppb
SO2
8.62ppb
NO2
0.21ppm
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 11:00:00 on 2026-09-20.
In the last 24 hours, the best air quality in Visalia, California was observed at 10:00:00 on 2026-09-21.
As of now, the AQI in Visalia, California is 49, 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 9.114 μg/m3.
The PM10 concentration in Visalia, California is 46.791 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Visalia, California is 0.213 ppm.
Currently, Visalia, California has a sulfur dioxide (SO2) concentration of 0.595 ppb.
The current ozone (O3) level in Visalia, California at the moment is 19.965 ppm.
Nitrogen dioxide (NO2) level in Visalia, California at the moment is 8.704 ppb.
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