What is the air quality in Janesville today?

The current Air Quality Index (AQI) in Janesville is 27 (Good). PM2.5 concentration is 6.36 µg/m³.

What is the temperature in Janesville right now?

The current temperature in Janesville is 20.1°C (feels like 20.1°C). Humidity is 95.5% and wind speed is 45.5 km/h.

Is it safe to go outside in Janesville?

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

Air Quality in Janesville, United States

Drizzle

20.1°C · 95.5% humidity

20.1°

Feels 20.1°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

24 1am

27 4am

25 7am

24 10am

24 1pm

24 4pm

24 7pm

25 10pm

Air Quality Index Trend

42h · 1 stn

View full history →

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

95.5%

Humidity

45.5 km/h

Wind SSW

1006.5 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

6.36 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Janesville?

Temperature & Precipitation

PM2.5 Trend

42h · 1 station

PM2.56.36 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.7

Low

What is the 7-day forecast for Janesville?

06-09

29.5° 11.2°

0.25 mm

06-10

21.0° 15.9°

23.87 mm

06-11

24.5° 13.5°

0.25 mm

06-12

25.5° 17.9°

0.06 mm

06-13

27.6° 19.8°

6.94 mm

06-14

29.9° 14.5°

06-15

32.1° 24.7°

2.31 mm

Both models agree Avg diff: 7.0°C

What cities are near Janesville?

28 Beloit 16 Machesney Park 16 Loves Park 16 Rockford 34 Fitchburg 16 Belvidere 31 Sun Prairie 35 Middleton 23 Oconomowoc 30 Freeport

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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 2026-06-09T09:59 UTC.