What is the air quality in Oswego today?

The current Air Quality Index (AQI) in Oswego is 23 (Good). PM2.5 concentration is 5.5 µg/m³.

What is the temperature in Oswego right now?

The current temperature in Oswego is 18.9°C (feels like 18.9°C). Humidity is 59.6% and wind speed is 49.2 km/h.

Is it safe to go outside in Oswego?

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

Air Quality in Oswego, United States

Windy

18.9°C · 59.6% humidity

18.9°

Feels 18.9°

Good

Air quality is satisfactory. Enjoy outdoor activities.

1 station

Nearby Monitoring Stations

AQI Forecast

27 4pm

23 7pm

24 10pm

24 1am

24 4am

24 7am

24 10am

24 1pm

Air Quality Index Trend

47h · 3 stn

View full history →

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.

59.6%

Humidity

49.2 km/h

Wind NW

1010.4 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

5.5 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Oswego?

Temperature & Precipitation

PM2.5 Trend

47h · 3 stations

PM2.55.5 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.7

Low

Station readings (1 station within 25 km)

5.5

Median

5.5

Average

5.5

Low

5.5

High

PM2.5 µg/m³ · Model: 7.1 · Bias: +1.6

What is the 7-day forecast for Oswego?

06-09

31.1° 11.8°

0.19 mm

06-10

22.3° 19.4°

27.69 mm

06-11

24.9° 15.6°

1.31 mm

06-12

29.1° 20.4°

11.63 mm

06-13

27.5° 22.7°

5.69 mm

06-14

30.5° 15.0°

0.13 mm

06-15

32.8° 23.7°

0.44 mm

Both models agree Avg diff: 5.7°C

Where are air quality stations near Oswego?

Naperville, Illinois, USA

19.2 km PM2.5: 5.5 µg/m³

Naperville, Illinois, USA

19.2 km PM2.5: 10.1 µg/m³

Naperville, Illinois, USA

19.2 km PM2.5: 11.5 µg/m³

Joliet, Illinois, USA

26.1 km PM2.5: 6.2 µg/m³

Joliet, Illinois, USA

26.1 km PM2.5: 2.2 µg/m³

What cities are near Oswego?

23 Montgomery 23 Aurora 41 Yorkville 23 North Aurora 23 Batavia 23 Naperville 9 Shorewood 15 Romeoville 23 Geneva 25 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 2026-06-09T00:42 UTC.