Air Quality in Oswego, United States

Partly Cloudy
19.1°C · 59.4% humidity
19.1°
Feels 19.1°
49
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast
34 11am
54
54
49 2pm
50
51
52 5pm
53
53
53 8pm
54
54
54 11pm
54
54
54 2am
66
66
66 5am
66
54
27 8am
27
27
AD 728×90

Air Quality Index Trend

45h · 45 stn

Oswego's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

59.4%
Humidity
33.4 km/h
Wind NW
1020.3 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
49
11.8 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Oswego?

Temperature & Precipitation

PM2.5 Trend

45h · 45 stations
PM2.511.8 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX14.9
Extreme
AD 300×250
Station readings (1 station within 25 km)
11.8
Median
11.8
Average
11.8
Low
11.8
High
PM2.5 µg/m³ · Model: 10.85 · Bias: -0.9

What is the 7-day forecast for Oswego?

09-05
19.3° 16.3°
0.06 mm
09-06
27.5° 12.6°
0.44 mm
09-07
22.4° 15.3°
1.88 mm
09-08
21.2° 12.9°
30.12 mm
09-09
26.7° 13.7°
0.38 mm
09-10
24.4° 15.0°
1.12 mm
09-11
30.7° 14.0°
0.44 mm
Both models agree Avg diff: 6.4°C

Where are air quality stations near Oswego?

32
Naperville, Illinois, USA
19.2 km PM2.5: 7.7 µg/m³
51
Naperville, Illinois, USA
19.2 km PM2.5: 12.1 µg/m³
39
Naperville, Illinois, USA
19.2 km PM2.5: 9.4 µg/m³
26
Joliet, Illinois, USA
26.1 km PM2.5: 6.2 µg/m³

What cities are near Oswego?

49 Montgomery 49 Aurora 26 Yorkville 49 North Aurora 49 Batavia 49 Naperville 32 Shorewood 40 Romeoville 49 Geneva 42 Bolingbrook
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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 2026-09-05T19:12 UTC.