Air Quality in Piedras Negras, Mexico
Partly Cloudy
27.9°C · 56.9% humidity
27.9°
Feels 31.0°
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Piedras Negras's air quality — share it
AQI Forecast
27
2pm
27
25
38
5pm
34
34
30
8pm
28
27
27
11pm
26
26
26
2am
25
25
25
5am
25
25
25
8am
25
27
27
11am
27
27
Air Quality Index Trend
34h · 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. Current PM2.5 concentration in Piedras Negras is 1.8× the WHO annual guideline of 5 µg/m³.
56.9%
Humidity
23.7 km/h
Wind SSE
1007.1 hPa
Pressure
7.9
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
9.1 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Piedras Negras?
Temperature & Precipitation
PM2.5 Trend
34h · 1 stationPM2.59.1 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX7.9
Very High
Station readings (1 station within 25 km)
9.1
Median
9.1
Average
9.1
Low
9.1
High
PM2.5 µg/m³ · Model: 7.1 · Bias: -2.0
What is the 7-day forecast for Piedras Negras?
05-28
35.9° 24.1°
05-29
30.6° 20.0°
2.81 mm
05-30
31.2° 24.3°
0.19 mm
05-31
33.0° 17.8°
06-01
35.6° 23.0°
06-02
35.0° 21.7°
06-03
33.1° 23.9°
Both models agree
Avg diff: 2.9°C
Where are air quality stations near Piedras Negras?
63
Centro de Rehabilitación DIF, Piedras Negras, Coahuila, Mexico
41
Centro de Rehabilitación DIF, Piedras Negras, Coahuila, Mexico
38
Eagle Pass, Laredo, Texas
57
Eagle Pass, Laredo, Texas
What cities are near Piedras Negras?
Get AQI alerts for Piedras Negras
Notify me when air quality reaches:
Free · No account · Unsubscribe any time
Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-28T22:55 UTC.