Stay updated with real-time air quality in Galveston, Texas 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)
38
Good
Galveston, Texas
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.60 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
29.34 μg/m³
0
55
155
255
425
605+
18.68 ppb
0
55
71
86
201
201+
0.74 ppb
0
36
76
186
605
1005+
2.57 ppb
0
54
101
361
1250
2050+
0.37 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Galveston, Texas
Galveston, Texas
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AQI 38
Good
7.25μg/m³
PM2.5
38.40μg/m³
PM10
17.36ppb
O3
0.73ppb
SO2
2.52ppb
NO2
0.37ppm
CO
AQI 38
Good
7.26μg/m³
PM2.5
38.40μg/m³
PM10
17.18ppb
O3
0.73ppb
SO2
2.54ppb
NO2
0.38ppm
CO
AQI 38
Good
7.35μg/m³
PM2.5
38.38μg/m³
PM10
13.54ppb
O3
0.73ppb
SO2
3.33ppb
NO2
0.38ppm
CO
AQI 38
Good
7.33μg/m³
PM2.5
38.40μg/m³
PM10
14.48ppb
O3
0.73ppb
SO2
2.61ppb
NO2
0.38ppm
CO
AQI 27
Good
5.38μg/m³
PM2.5
19.54μg/m³
PM10
12.88ppb
O3
0.87ppb
SO2
3.50ppb
NO2
0.38ppm
CO
AQI 38
Good
7.30μg/m³
PM2.5
37.36μg/m³
PM10
13.05ppb
O3
0.73ppb
SO2
3.49ppb
NO2
0.38ppm
CO
The air quality data for Texas, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Galveston, Texas are available every hour.
Galveston, Texas experienced its worst air quality at 10:00:00, 2026-08-11.
The best air quality in Galveston, Texas was observed at 10:00:00 on 2026-08-12.
The air quality in Galveston, Texas right now is Good, with an AQI of 33.
In Galveston, Texas, PM2.5 is the most frequently found pollutant.
When air quality in Galveston, Texas is compromised, staying indoors and wearing a mask can reduce health risks.
Galveston, Texas currently has a PM2.5 concentration of 5.734 μg/m3.
Galveston, Texas currently has a PM10 concentration of 24.504 μg/m3.
The current carbon monoxide (CO) level in Galveston, Texas is 0.354 ppm.
The current sulfur dioxide (SO2) concentration in Galveston, Texas is 0.733 ppb.
Galveston, Texas currently has an ozone (O3) concentration of 19.478 ppm.
The current level of nitrogen dioxide (NO2) in Galveston, Texas is 5.413 ppb.
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