What is the air quality in Janesville today?

The current Air Quality Index (AQI) in Janesville is 21 (Good). PM2.5 concentration is 5.0 µg/m³.

What is the temperature in Janesville right now?

The current temperature in Janesville is 13.8°C (feels like 13.8°C). Humidity is 98.7% and wind speed is 36.6 km/h.

Is it safe to go outside in Janesville?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0 (Low).

Air Quality in Janesville, United States

Drizzle

13.8°C · 98.7% humidity

13.8°

Feels 13.8°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

37 6pm

25 9pm

25 12am

12 3am

12 6am

12 9am

12 12pm

25 3pm

98.7%

Humidity

36.6 km/h

Wind WNW

1014.3 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Janesville?

Temperature & Precipitation

PM2.55.0 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.7

Low

What is the 7-day forecast for Janesville?

04-09

15.8° 9.6°

0.06 mm

04-10

13.8° 4.7°

17.87 mm

04-11

11.4° 1.7°

2.06 mm

04-12

15.1° 9.2°

8.25 mm

04-13

23.7° 16.3°

3.19 mm

04-14

23.2° 12.5°

28.31 mm

04-15

11.0° 2.8°

Both models agree Avg diff: 6.8°C

What cities are near Janesville?

21 Beloit 21 Machesney Park 21 Loves Park 21 Rockford 21 Fitchburg 21 Belvidere 20 Sun Prairie 21 Middleton 21 Oconomowoc 21 Freeport

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T21:28 UTC.