Air Quality in La Unión, Colombia

Overcast
13.7°C · 96.1% humidity
13.7°
Feels 13.7°
33
Good
Air quality is satisfactory. Enjoy outdoor activities.
13 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
32 5am
35
34
33 8am
31
31
29 11am
29
29
29 2pm
31
31
38 5pm
38
38
31 8pm
31
31
31 11pm
31
31
29 2am
31
31
Station readings
32
35
34
CAMS model adj +4
25
25
27
27
27
27
25
25
25
25
27
27
34
34
34
27
27
27
27
27
27
25
27
27
AD 728×90

Air Quality Index Trend

47h · 13 stn

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

96.1%
Humidity
6.2 km/h
Wind SW
1017.8 hPa
Pressure
5.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
33
8.02 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for La Unión?

Temperature & Precipitation

PM2.5 Trend

47h · 13 stations
PM2.58.02 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX5.9
High
AD 300×250
Station readings (13 stations within 25 km)
8.02
Median
7.9
Average
5.0
Low
11.0
High
PM2.5 µg/m³ · Model: 6.15 · Bias: -1.9

What is the 7-day forecast for La Unión?

09-05
22.2° 13.7°
6.0 mm
09-06
21.8° 12.7°
7.87 mm
09-07
24.0° 12.9°
9.81 mm
09-08
22.5° 13.0°
9.25 mm
09-09
22.7° 13.3°
8.69 mm
09-10
19.3° 13.9°
17.75 mm
09-11
17.2° 14.3°
28.44 mm
Both models agree Avg diff: 1.8°C

Where are air quality stations near La Unión?

46
Waira S19 Cl17c Sauces 63544c
9.0 km 28.0°C 54.0% RH PM2.5: 11.0 µg/m³
33
Waira S17 Ilogico Cantarrana 67eda4
9.0 km 0.0°C 0.0% RH PM2.5: 8.0 µg/m³
50
Waira S29 Jar Colom Cl13a 4b96ab
9.0 km 24.0°C 59.0% RH PM2.5: 12.0 µg/m³
33
Waira S03 SueñosdelTambo f0ce40
9.1 km 0.0°C 0.0% RH PM2.5: 8.0 µg/m³
42
Waira Aldea02 calle8 15a-17 6d4d2c
9.2 km 20.0°C 86.0% RH PM2.5: 10.0 µg/m³
29
Waira S05 AMSTERDAM TAMBO 6d5960
9.2 km 42.0°C 33.0% RH PM2.5: 7.0 µg/m³
46
Waira Aldea04 Calle7 3fff23
9.3 km 23.0°C 65.0% RH PM2.5: 11.0 µg/m³
17
Waira S23 Manzanares Cll27 6350fc
9.5 km 0.0°C 0.0% RH PM2.5: 4.0 µg/m³
38
Waira S18 Cr20 Asilo 44d334
9.8 km 22.0°C 100.0% RH PM2.5: 9.0 µg/m³
21
Waira S10 calle24Sancayetano 6d5a40
9.8 km 21.0°C 95.0% RH PM2.5: 5.0 µg/m³

What cities are near La Unión?

30 La Ceja 34 Carmen de Viboral 32 Retiro 32 Rionegro 33 Santuario 29 Abejorral 32 Marinilla 29 Sonsón 33 Caldas 40 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 2026-09-05T13:05 UTC.