Air Quality in La Unión, Colombia

Overcast
13.9°C · 99.2% humidity
13.9°
Feels 13.9°
19
Good
Air quality is satisfactory. Enjoy outdoor activities.
16 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
20 7pm
15
18
19 10pm
18
18
17 1am
17
17
17 4am
18
18
18 7am
17
17
17 10am
17
17
17 1pm
17
17
17 4pm
18
18
Station readings
20
15
18
23
CAMS model adj -7
25
25
25
24
25
25
24
24
24
24
25
25
25
24
24
24
24
24
24
24
24
24
25
25
AD 728×90

Air Quality Index Trend

48h · 16 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.

99.2%
Humidity
13.1 km/h
Wind WNW
1014.5 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
19
4.51 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for La Unión?

Temperature & Precipitation

PM2.5 Trend

48h · 16 stations
PM2.54.51 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (16 stations within 25 km)
4.51
Median
4.46
Average
2.0
Low
17.33
High
PM2.5 µg/m³ · Model: 5.9 · Bias: +1.4

What is the 7-day forecast for La Unión?

05-30
23.8° 13.9°
0.06 mm
05-31
20.8° 12.8°
0.31 mm
06-01
23.5° 13.5°
2.69 mm
06-02
21.8° 13.9°
8.44 mm
06-03
15.4° 13.7°
2.63 mm
06-04
18.7° 14.2°
5.56 mm
06-05
19.7° 14.3°
9.63 mm
Both models agree Avg diff: 1.2°C

Where are air quality stations near La Unión?

25
Waira S19 Cl17c Sauces 63544c
9.0 km 21.0°C 87.0% RH PM2.5: 6.0 µg/m³
12
Waira S17 Ilogico Cantarrana 67eda4
9.0 km 0.0°C 0.0% RH PM2.5: 3.0 µg/m³
17
Waira S29 Jar Colom Cl13a 4b96ab
9.0 km 23.0°C 73.0% RH PM2.5: 4.0 µg/m³
17
Waira S03 SueñosdelTambo f0ce40
9.1 km 0.0°C 0.0% RH PM2.5: 4.0 µg/m³
17
Waira Aldea02 calle8 15a-17 6d4d2c
9.2 km 19.0°C 96.0% RH PM2.5: 4.0 µg/m³
17
Waira S05 AMSTERDAM TAMBO 6d5960
9.2 km 23.0°C 65.0% 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
17
Waira Aldea04 Calle7 3fff23
9.3 km 21.0°C 77.0% RH PM2.5: 4.0 µg/m³
61
Waira S20 Jorge Guayacane 16cfa2
9.3 km 0.0°C 0.0% RH PM2.5: 17.0 µg/m³
17
Waira S23 Manzanares Cll27 6350fc
9.5 km 0.0°C 0.0% RH PM2.5: 4.0 µg/m³

What cities are near La Unión?

26 La Ceja 19 Carmen de Viboral 29 Retiro 25 Rionegro 19 Santuario 17 Abejorral 20 Marinilla 18 Sonsón 60 Caldas 77 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 2026-05-30T03:25 UTC.