Stay updated with real-time air quality in Santa Barbara, 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)
27
Good
Santa Barbara, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.57 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
13.96 μg/m³
0
55
155
255
425
605+
13.18 ppb
0
55
71
86
201
201+
0.64 ppb
0
36
76
186
605
1005+
4.78 ppb
0
54
101
361
1250
2050+
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Santa Barbara, California
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AQI 33
Good
5.79μg/m³
PM2.5
24.54μg/m³
PM10
25.10ppb
O3
0.53ppb
SO2
3.67ppb
NO2
0.31ppm
CO
AQI 33
Good
5.89μg/m³
PM2.5
24.76μg/m³
PM10
25.02ppb
O3
0.53ppb
SO2
3.54ppb
NO2
0.31ppm
CO
AQI 33
Good
5.68μg/m³
PM2.5
24.22μg/m³
PM10
25.33ppb
O3
0.53ppb
SO2
3.69ppb
NO2
0.31ppm
CO
AQI 27
Good
5.33μg/m³
PM2.5
23.01μg/m³
PM10
26.71ppb
O3
0.53ppb
SO2
5.09ppb
NO2
0.31ppm
CO
AQI 31
Good
4.28μg/m³
PM2.5
22.16μg/m³
PM10
32.90ppb
O3
0.53ppb
SO2
5.82ppb
NO2
0.31ppm
CO
AQI 31
Good
2.43μg/m³
PM2.5
19.55μg/m³
PM10
33.76ppb
O3
0.53ppb
SO2
7.89ppb
NO2
0.31ppm
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 Santa Barbara, California is updated every hour for accuracy.
In the past 24 hours, the air quality in Santa Barbara, California was at its worst at 05:00:00 on 2026-03-10.
In the last 24 hours, the best air quality in Santa Barbara, California was observed at 10:00:00 on 2026-03-09.
As of now, the AQI in Santa Barbara, California is 27, indicating Good conditions.
Santa Barbara, California air has the highest levels of PM2.5.
Poor air quality in Santa Barbara, California means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Santa Barbara, California are currently 5.301 μg/m3.
The PM10 concentration in Santa Barbara, California is 16.093 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Santa Barbara, California is 0.314 ppm.
Currently, Santa Barbara, California has a sulfur dioxide (SO2) concentration of 0.396 ppb.
The current ozone (O3) level in Santa Barbara, California at the moment is 15.126 ppm.
Nitrogen dioxide (NO2) level in Santa Barbara, California at the moment is 4.736 ppb.
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