What is the air quality in Constitución today?

The current Air Quality Index (AQI) in Constitución is 12 (Good). PM2.5 concentration is 3.0 µg/m³.

What is the temperature in Constitución right now?

The current temperature in Constitución is 8.2°C (feels like 7.4°C). Humidity is 96.2% and wind speed is 5.8 km/h.

Is it safe to go outside in Constitución?

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

Air Quality in Constitución, Chile

Overcast

8.2°C · 96.2% humidity

8.2°

Feels 7.4°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

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View AQI history for Constitución →

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

96.2%

Humidity

5.8 km/h

Wind SSE

1014.2 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5

3.0 µg/m³

PM10▲

13.7 µg/m³

050100150200300500

What is the weather forecast for Constitución?

Temperature & Precipitation

PM2.53.0 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

What is the 7-day forecast for Constitución?

10-22

20.1° 8.2°

10-23

17.8° 10.3°

0.25 mm

10-24

20.2° 11.7°

0.31 mm

10-25

22.0° 8.1°

10-26

17.7° 8.3°

10-27

17.2° 9.1°

0.06 mm

10-28

18.0° 11.1°

Both models agree Avg diff: 2.2°C

What cities are near Constitución?

8 San Javier 8 Talca 12 Cauquenes 8 San Clemente 12 Linares 12 Longaví 12 Colbún 12 Sagrada Familia 12 Parral 12 Molina

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

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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 2026-10-22T03:43 UTC.