Stay updated with real-time air quality in Weslaco, 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)
58
Moderate
Weslaco, Texas
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.90 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
55.30 μg/m³
0
55
155
255
425
605+
17.04 ppb
0
55
71
86
201
201+
0.55 ppb
0
36
76
186
605
1005+
4.94 ppb
0
54
101
361
1250
2050+
0.35 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Weslaco, Texas
Weslaco, Texas
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AQI 56
Moderate
11.50μg/m³
PM2.5
48.44μg/m³
PM10
16.59ppb
O3
0.57ppb
SO2
5.62ppb
NO2
0.37ppm
CO
AQI 56
Moderate
11.51μg/m³
PM2.5
48.38μg/m³
PM10
15.97ppb
O3
0.57ppb
SO2
5.62ppb
NO2
0.34ppm
CO
AQI 54
Moderate
11.19μg/m³
PM2.5
43.33μg/m³
PM10
17.50ppb
O3
0.57ppb
SO2
5.73ppb
NO2
0.37ppm
CO
AQI 54
Moderate
11.18μg/m³
PM2.5
42.80μg/m³
PM10
17.51ppb
O3
0.57ppb
SO2
5.68ppb
NO2
0.37ppm
CO
AQI 54
Moderate
11.29μg/m³
PM2.5
37.10μg/m³
PM10
17.68ppb
O3
0.57ppb
SO2
5.66ppb
NO2
0.37ppm
CO
AQI 54
Moderate
11.01μg/m³
PM2.5
48.69μg/m³
PM10
17.33ppb
O3
0.57ppb
SO2
5.62ppb
NO2
0.37ppm
CO
Air quality and pollutant data for Texas, 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 Weslaco, Texas is updated every hour for accuracy.
In the past 24 hours, the air quality in Weslaco, Texas was at its worst at 06:00:00 on 2026-06-07.
In the last 24 hours, the best air quality in Weslaco, Texas was observed at 09:00:00 on 2026-06-08.
As of now, the AQI in Weslaco, Texas is 58, indicating Moderate conditions.
Weslaco, Texas air has the highest levels of PM2.5.
Poor air quality in Weslaco, Texas means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Weslaco, Texas are currently 12.897 μg/m3.
The PM10 concentration in Weslaco, Texas is 55.303 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Weslaco, Texas is 0.347 ppm.
Currently, Weslaco, Texas has a sulfur dioxide (SO2) concentration of 0.552 ppb.
The current ozone (O3) level in Weslaco, Texas at the moment is 17.039 ppm.
Nitrogen dioxide (NO2) level in Weslaco, Texas at the moment is 4.941 ppb.
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