What is the air quality in La Unión today?

The current Air Quality Index (AQI) in La Unión is 13 (Good). PM2.5 concentration is 3.13 µg/m³.

What is the temperature in La Unión right now?

The current temperature in La Unión is 14.0°C (feels like 14.0°C). Humidity is 95.4% and wind speed is 17.9 km/h.

Is it safe to go outside in La Unión?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.7 (Low).

Air Quality in La Unión, Colombia

Overcast

14.0°C · 95.4% humidity

14.0°

Feels 14.0°

Good

Air quality is satisfactory. Enjoy outdoor activities.

16 stations

Nearby Monitoring Stations

AQI Forecast Calibrated

10 6pm

13 9pm

12 12am

12 3am

12 6am

13 9am

13 12pm

13 3pm

Station readings

CAMS model adj -12

Air Quality Index Trend

48h · 16 stn

View full history →

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

95.4%

Humidity

17.9 km/h

Wind W

1015.8 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

3.13 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for La Unión?

Temperature & Precipitation

PM2.5 Trend

48h · 16 stations

PM2.53.13 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.7

Low

Station readings (16 stations within 25 km)

3.13

Median

3.15

Average

1.0

Low

17.0

High

PM2.5 µg/m³ · Model: 5.9 · Bias: +2.8

What is the 7-day forecast for La Unión?

06-09

23.0° 13.7°

0.62 mm

06-10

22.8° 13.8°

2.75 mm

06-11

19.4° 13.7°

2.25 mm

06-12

23.4° 13.8°

12.69 mm

06-13

21.5° 13.9°

4.37 mm

06-14

22.4° 13.5°

9.75 mm

06-15

20.4° 13.0°

4.56 mm

Both models agree Avg diff: 1.3°C

Where are air quality stations near La Unión?

Waira S19 Cl17c Sauces 63544c

9.0 km 19.0°C 87.0% RH PM2.5: 1.0 µg/m³

Waira S17 Ilogico Cantarrana 67eda4

9.0 km 0.0°C 0.0% RH PM2.5: 1.0 µg/m³

Waira S29 Jar Colom Cl13a 4b96ab

9.0 km 20.0°C 79.0% RH PM2.5: 1.0 µg/m³

Waira S03 SueñosdelTambo f0ce40

9.1 km 0.0°C 0.0% RH PM2.5: 1.0 µg/m³

Waira Aldea02 calle8 15a-17 6d4d2c

9.2 km 17.0°C 100.0% RH PM2.5: 1.0 µg/m³

Waira S05 AMSTERDAM TAMBO 6d5960

9.2 km 20.0°C 74.0% RH PM2.5: 4.0 µg/m³

–

Waira S22 Crr13 Mob 6d594c

9.3 km 0.0°C 0.0% RH PM2.5: 0.0 µg/m³

Waira Aldea04 Calle7 3fff23

9.3 km 19.0°C 81.0% RH PM2.5: 1.0 µg/m³

Waira S20 Jorge Guayacane 16cfa2

9.3 km 0.0°C 0.0% RH PM2.5: 18.0 µg/m³

Waira S23 Manzanares Cll27 6350fc

9.5 km 0.0°C 0.0% RH PM2.5: 1.0 µg/m³

What cities are near La Unión?

12 La Ceja 14 Carmen de Viboral 14 Retiro 14 Rionegro 13 Santuario 17 Abejorral 13 Marinilla 16 Sonsón 25 Caldas 38 Envigado

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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 2026-06-09T02:54 UTC.