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)
33
Good
Weslaco, Texas
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.58 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.05 μg/m³
0
55
155
255
425
605+
23.48 ppb
0
55
71
86
201
201+
0.28 ppb
0
36
76
186
605
1005+
1.67 ppb
0
54
101
361
1250
2050+
0.10 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Weslaco, Texas
Weslaco, Texas
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AQI 27
Good
5.49μg/m³
PM2.5
23.06μg/m³
PM10
24.31ppb
O3
0.29ppb
SO2
1.67ppb
NO2
0.10ppm
CO
AQI 33
Good
5.68μg/m³
PM2.5
24.21μg/m³
PM10
22.45ppb
O3
0.26ppb
SO2
1.59ppb
NO2
0.10ppm
CO
AQI 27
Good
5.37μg/m³
PM2.5
23.00μg/m³
PM10
24.96ppb
O3
0.29ppb
SO2
1.55ppb
NO2
0.10ppm
CO
AQI 27
Good
5.32μg/m³
PM2.5
23.00μg/m³
PM10
25.08ppb
O3
0.30ppb
SO2
1.54ppb
NO2
0.10ppm
CO
AQI 27
Good
5.27μg/m³
PM2.5
23.00μg/m³
PM10
24.77ppb
O3
0.33ppb
SO2
1.59ppb
NO2
0.10ppm
CO
AQI 27
Good
5.29μg/m³
PM2.5
23.00μg/m³
PM10
25.32ppb
O3
0.28ppb
SO2
1.42ppb
NO2
0.10ppm
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 03:00:00 on 2026-09-22.
In the last 24 hours, the best air quality in Weslaco, Texas was observed at 10:00:00 on 2026-09-21.
As of now, the AQI in Weslaco, Texas is 33, indicating Good 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 5.579 μg/m3.
The PM10 concentration in Weslaco, Texas is 24.047 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Weslaco, Texas is 0.1 ppm.
Currently, Weslaco, Texas has a sulfur dioxide (SO2) concentration of 0.278 ppb.
The current ozone (O3) level in Weslaco, Texas at the moment is 23.483 ppm.
Nitrogen dioxide (NO2) level in Weslaco, Texas at the moment is 1.674 ppb.
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