Air Quality in Piedras Negras, Mexico
Drizzle
29.1°C · 63.2% humidity
29.1°
Feels 33.5°
37
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Piedras Negras's air quality — share it
AQI Forecast
34
9pm
34
54
37
12am
42
45
48
3am
50
51
52
6am
52
53
53
9am
53
54
54
12pm
54
54
54
3pm
54
54
54
6pm
34
34
Air Quality Index Trend
24h · 1 stnPiedras Negras's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons.
63.2%
Humidity
75.1 km/h
Wind E
1004.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
8.9 µg/m³
PM10
27.4 µg/m³
050100150200300500
What is the weather forecast for Piedras Negras?
Temperature & Precipitation
PM2.5 Trend
24h · 1 stationPM2.58.9 µg/m³
✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
8.9
Median
8.9
Average
8.9
Low
8.9
High
PM2.5 µg/m³ · Model: 10.85 · Bias: +2.0
What is the 7-day forecast for Piedras Negras?
07-22
40.8° 25.3°
1.19 mm
07-23
38.8° 21.7°
0.19 mm
07-24
36.3° 26.5°
07-25
38.9° 25.7°
07-26
39.4° 25.5°
07-27
39.0° 26.6°
07-28
36.3° 25.3°
0.44 mm
Both models agree
Avg diff: 2.0°C
Where are air quality stations near Piedras Negras?
42
Centro de Rehabilitación DIF, Piedras Negras, Coahuila, Mexico
22
Centro de Rehabilitación DIF, Piedras Negras, Coahuila, Mexico
50
Eagle Pass, Laredo, Texas
32
Eagle Pass, Laredo, Texas
What cities are near Piedras Negras?
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-22T05:13 UTC.