Stay updated with real-time air quality in League City, 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)
60
Moderate
League City, Texas
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
13.77 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
50.94 μg/m³
0
55
155
255
425
605+
12.21 ppb
0
55
71
86
201
201+
0.55 ppb
0
36
76
186
605
1005+
4.43 ppb
0
54
101
361
1250
2050+
0.35 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
League City, Texas
League City, Texas
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AQI 60
Moderate
13.59μg/m³
PM2.5
52.55μg/m³
PM10
13.40ppb
O3
0.57ppb
SO2
3.67ppb
NO2
0.38ppm
CO
AQI 58
Moderate
13.25μg/m³
PM2.5
57.45μg/m³
PM10
15.55ppb
O3
0.57ppb
SO2
3.76ppb
NO2
0.37ppm
CO
AQI 58
Moderate
12.63μg/m³
PM2.5
56.61μg/m³
PM10
12.17ppb
O3
0.57ppb
SO2
3.76ppb
NO2
0.37ppm
CO
AQI 60
Moderate
13.60μg/m³
PM2.5
49.36μg/m³
PM10
12.83ppb
O3
0.57ppb
SO2
3.60ppb
NO2
0.38ppm
CO
AQI 58
Moderate
13.34μg/m³
PM2.5
57.04μg/m³
PM10
15.09ppb
O3
0.57ppb
SO2
4.12ppb
NO2
0.37ppm
CO
AQI 60
Moderate
13.88μg/m³
PM2.5
58.01μg/m³
PM10
13.86ppb
O3
0.57ppb
SO2
3.73ppb
NO2
0.38ppm
CO
Air quality data and pollutant measurements for Texas, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for League City, Texas is updated every hour.
The worst air quality in League City, Texas in the last 24 hours was observed at 04:00:00 on 2026-06-08.
In the last 24 hrs, the best air quality in League City, Texas was observed at 03:00:00 on 2026-06-08.
The current air quality in League City, Texas is 60, categorized as Moderate based on real-time data.
The most common pollutant in League City, Texas is PM2.5.
If the air quality in League City, Texas is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at League City, Texas is 13.768 μg/m3.
The current PM10 concentration at League City, Texas is 50.94 μg/m3.
The current carbon monoxide (CO) concentration at League City, Texas is 0.354 ppm.
The current sulfur dioxide (SO2) concentration at League City, Texas is 0.548 ppb.
The current ozone (O3) concentration at League City, Texas is 12.215 ppm.
The current nitrogen dioxide (NO2) concentration at League City, Texas is 4.427 ppb.
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