What is the air quality in Machalí today?

The current Air Quality Index (AQI) in Machalí is 88 (Moderate). PM2.5 concentration is 29.54 µg/m³.

What is the temperature in Machalí right now?

The current temperature in Machalí is 6.0°C (feels like 4.7°C). Humidity is 76.1% and wind speed is 6.8 km/h.

Air Quality in Machalí, Chile

Cloudy

6.0°C · 76.1% humidity

6.0°

Feels 4.7°

Moderate

Unusually sensitive people should consider reducing prolonged outdoor exertion.

2 stations

Nearby Monitoring Stations

AQI Forecast

83 5pm

146

88 8pm

104

116

125 11pm

131

135

138 2am

140

142

81 5am

145

145 8am

145

146 11am

146

84 2pm

Air Quality Index Trend

36h · 3 stn

View full history →

Machalí'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 Machalí is 2.0× the WHO 24-hour guideline of 15 µg/m³.

76.1%

Humidity

6.8 km/h

Wind SSW

1019.1 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

29.54 µg/m³

PM10

79.9 µg/m³

050100150200300500

What is the weather forecast for Machalí?

Temperature & Precipitation

PM2.5 Trend

36h · 3 stations

PM2.529.54 µg/m³ ×2.0 WHO

Moderate

PM1079.9 µg/m³

Moderate

UV INDEX0.7

Low

Station readings (2 stations within 25 km)

29.54

Median

30.2

Average

28.3

Low

32.1

High

PM2.5 µg/m³ · Model: 40.4 · Bias: +10.9

What is the 7-day forecast for Machalí?

06-09

11.2° 4.2°

0.06 mm

06-10

16.7° 4.3°

4.25 mm

06-11

14.6° 7.1°

24.56 mm

06-12

10.9° -0.9°

0.88 mm

06-13

7.4° 3.3°

7.94 mm

06-14

9.8° -5.6°

0.88 mm

06-15

10.0° 0.8°

17.75 mm

Both models agree Avg diff: 4.1°C

Where are air quality stations near Machalí?

Rancagua I, Chile

6.3 km PM2.5: 5.3 µg/m³

Rancagua I, Chile

6.3 km PM2.5: 27.3 µg/m³

Rancagua I, Chile

6.3 km PM2.5: 8.4 µg/m³

Rancagua I, Chile

6.3 km PM2.5: 9.4 µg/m³

Rancagua I, Chile

6.3 km PM2.5: 6.2 µg/m³

107

Rancagua I, Chile

6.3 km PM2.5: 37.9 µg/m³

Rancagua I, Chile

6.3 km PM2.5: 7.7 µg/m³

Rancagua I, Chile

6.3 km PM2.5: 3.1 µg/m³

Rancagua II, Chile

9.1 km PM2.5: 6.0 µg/m³

Rancagua II, Chile

9.1 km PM2.5: 10.3 µg/m³

What cities are near Machalí?

89 Rancagua 90 Graneros 89 San Francisco de Mostazal 127 Rengo 127 Paine 127 San Vicente de Tagua Tagua 127 San Vicente 146 Buin 121 Pirque 118 Talagante

Get AQI alerts for Machalí

Notify me when air quality reaches:

ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

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 2026-06-09T00:41 UTC.