Air Quality in Machalí, Chile

Heavy Rain
2.8°C · 94.3% humidity
2.8°
Feels -1.3°
41
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast

Nearby Monitoring Stations

AQI Forecast
54 7pm
54
54
41 10pm
45
47
49 1am
51
52
52 4am
53
53
53 7am
54
83
66 10am
54
54
54 1pm
54
54
54 4pm
34
34
AD 728×90

Air Quality Index Trend

38h · 3 stn

Machalí's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons.

94.3%
Humidity
17.6 km/h
Wind ESE
1015.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
41
9.75 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Machalí?

Temperature & Precipitation

PM2.5 Trend

38h · 3 stations
PM2.59.75 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
AD 300×250

What is the 7-day forecast for Machalí?

08-03
10.0° -1.9°
47.13 mm
08-04
10.6° 4.1°
24.75 mm
08-05
9.6° 0.9°
11.0 mm
08-06
19.3° 5.5°
1.31 mm
08-07
14.8° 7.2°
0.44 mm
08-08
12.4° 3.2°
7.5 mm
08-09
14.9° -0.5°
26.63 mm
Both models agree Avg diff: 5.0°C

Where are air quality stations near Machalí?

53
Rancagua I, Chile
6.3 km PM2.5: 13.1 µg/m³
122
Rancagua I, Chile
6.3 km PM2.5: 44.0 µg/m³
102
Rancagua II, Chile
9.1 km PM2.5: 35.9 µg/m³
68
Rancagua II, Chile
9.1 km PM2.5: 20.2 µg/m³
65
Rancagua II, Chile
9.1 km PM2.5: 18.8 µg/m³
80
Rancagua II, Chile
9.1 km PM2.5: 25.9 µg/m³
34
Rengo, Chile
30.2 km PM2.5: 8.2 µg/m³
50
Rengo, Chile
30.2 km PM2.5: 12.0 µg/m³
38
Rengo, Chile
30.2 km PM2.5: 9.1 µg/m³

What cities are near Machalí?

41 Rancagua 41 Graneros 41 San Francisco de Mostazal 29 Rengo 62 Paine 26 San Vicente de Tagua Tagua 26 San Vicente 59 Buin 60 Pirque 47 Talagante
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T02:35 UTC.