What is the air quality in Chillán Viejo today?

The current Air Quality Index (AQI) in Chillán Viejo is 25 (Good). PM2.5 concentration is 6.0 µg/m³.

What is the temperature in Chillán Viejo right now?

The current temperature in Chillán Viejo is 8.9°C (feels like 5.8°C). Humidity is 94.3% and wind speed is 22.4 km/h.

Is it safe to go outside in Chillán Viejo?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Chillán Viejo, Chile

Overcast

8.9°C · 94.3% humidity

8.9°

Feels 5.8°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Model forecast

Nearby Monitoring Stations

AQI Forecast

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View AQI history for Chillán Viejo →

Chillán Viejo'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

22.4 km/h

Wind WNW

1013.7 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

6.0 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Chillán Viejo?

Temperature & Precipitation

PM2.56.0 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

What is the 7-day forecast for Chillán Viejo?

10-22

22.0° 8.9°

10-23

18.1° 8.8°

4.06 mm

10-24

23.4° 11.1°

0.13 mm

10-25

21.3° 9.3°

10-26

20.2° 8.3°

0.06 mm

10-27

15.7° 7.5°

4.19 mm

10-28

17.2° 9.4°

0.56 mm

Both models agree Avg diff: 2.4°C

Where are air quality stations near Chillán Viejo?

INIA, Chillán, Chile

4.9 km PM2.5: 8.2 µg/m³

154

San Carlos, Chile

23.0 km PM2.5: 61.3 µg/m³

What cities are near Chillán Viejo?

25 Chillán 24 Coihueco 12 San Carlos 25 Quillón 25 Cabrero 25 Coelemu 12 Parral 25 Tomé 12 Cauquenes 25 Penco

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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-10-22T03:43 UTC.