What is the air quality in Winona today?

The current Air Quality Index (AQI) in Winona is 38 (Good). PM2.5 concentration is 9.23 µg/m³.

What is the temperature in Winona right now?

The current temperature in Winona is 27.3°C (feels like 29.6°C). Humidity is 52.6% and wind speed is 40.7 km/h.

Is it safe to go outside in Winona?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 12.9 (Extreme).

Air Quality in Winona, United States

Windy

27.3°C · 52.6% humidity

27.3°

Feels 29.6°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

24 8am

38 11am

29 2pm

26 5pm

26 8pm

25 11pm

54 2am

54 5am

Air Quality Index Trend

26h · 1 stn

View full history →

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

52.6%

Humidity

40.7 km/h

Wind SSE

1015.0 hPa

Pressure

12.9

UV Extreme

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

9.23 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Winona?

Temperature & Precipitation

PM2.5 Trend

26h · 1 station

PM2.59.23 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX12.9

Extreme

What is the 7-day forecast for Winona?

07-21

27.3° 20.7°

4.81 mm

07-22

25.5° 18.9°

8.31 mm

07-23

22.3° 16.9°

4.69 mm

07-24

28.4° 15.9°

07-25

23.5° 16.2°

2.06 mm

07-26

26.0° 19.6°

3.06 mm

07-27

28.3° 17.6°

Both models agree Avg diff: 4.7°C

What cities are near Winona?

32 Onalaska 32 North La Crosse 32 La Crosse 30 Rochester 42 Eau Claire 37 Red Wing 37 Menomonie 38 Austin 37 River Falls 37 Hastings

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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 2026-07-21T16:34 UTC.