AQI

Eau Claire Air Quality Index & Realtime Air Pollution

Live AQI
25(AQI-US)
Air Quality is
Good
PM2.5 :6µg/m³
PM10 :6.2µg/m³
Good
Moderate
Poor
Unhealthy
Severe
Hazardous
050100150200300301+
Good air quality mascot

Primary Air Pollutants Eau Claire (Wisconsin)

PM2.56µg/m³
PM2.5
Fine particles
PM106µg/m³
PM10
Coarse particles
SO₂1µg/m³
SO₂
Sulphur dioxide
CO125µg/m³
CO
Carbon monoxide
NO₂3µg/m³
NO₂
Nitrogen dioxide
O₃90µg/m³
O₃
Ozone

Hourly forecast Eau Claire (Wisconsin)

Now25°
Mostly clear
14:0025°
Mostly clear
15:0026°
Mostly clear
16:0026°
Mostly clear
17:0026°
Mostly clear
18:0025°
Mostly clear
19:0024°
Mostly clear
20:0023°
Mostly clear
21:0019°
Clear sky
22:0017°
Overcast
23:0016°
Overcast
00:0015°
Clear sky
01:0014°
Clear sky
02:0014°
Clear sky
03:0013°
Clear sky
04:0012°
Clear sky
05:0012°
Clear sky
06:0011°
Clear sky
07:0013°
Clear sky
08:0015°
Clear sky
09:0016°
Mostly clear
10:0017°
Overcast
11:0019°
Mostly clear
12:0019°
Overcast

Health Recommendations for Eau Claire Residents

Based on current air quality: Good · AQI 25

Good
Air Purifier
Air PurifierTurn Off
Car Filter
Car FilterAdvisable
N95 Mask
N95 MaskAdvisable
Stay Indoor
Stay IndoorAdvisable

UV Index

0

Low

Safe to be outside. Minimal UV risk.

Wind

27.4 km/h

Moderate wind — noticeable and steady.

AQI Graph

Historical AQI Data Eau Claire (Wisconsin)

25
Min. AQIat 10:00 PM on 20th Jul
122
Max. AQIat 11:00 PM on 19th Jul
19-07-2026Time20-07-2026

United States Major Cities AQI Overview


Most Polluted Cities by AQI United States

Last Updated: 21 Jul 2026, 15:01

Health Advice For People Living in Eau Claire

0.3
Cigarettes
per day
Weekly2.1 Cigarettes
Monthly9 Cigarettes

Breathing the air in this location is equivalent to smoking 0.3 cigarettes a day.

Disclaimer: This cigarette-equivalent estimate is calculated using the average PM2.5 concentration from the past 24 hours, assuming constant exposure throughout that period.
Solutions for Eau Claire Current AQI (US)
Air Purifier
Air PurifierTurn Off
Car Filter
Car FilterAdvisable
N95 Mask
N95 MaskAdvisable
Stay Indoor
Stay IndoorAdvisable
Must turn on the air purifier to enjoy fresh air.Get an Air Purifier

Prevent Health Problems: Understand Your Risks

Eau Claire · Current air quality: Good · AQI 25

Low Trigger Risk

Headaches

Risk of Headaches symptoms is Low when AQI of Eau Claire is Good (0-50).

Common signs

Possible signs include: Pressure or tightness around the forehead and temples, Sensitivity to light or smell, Fatigue or difficulty concentrating.

Do’s :
  • Favor indoor, filtered indoor air when the AQI is worse.
  • Hydrate and take breaks from screens or bright light if you are migraine-prone.
  • If you Try prescribed migraine meds, Have them accessible.
Don’ts :
  • Do not do intense outdoor exercise during elevated AQI periods.
  • Avoid ignore worsening effects that feel unusual for you.

Disclaimer: The health risks mentioned above are precautionary recommendations based on current AQI levels. While you may not experience immediate effects, prolonged exposure to air pollution can lead to these health issues over time. This is not medical advice. Please consult a clinician if you experience severe, unusual, or worsening symptoms.

Eau Claire's Nearby Cities AQI

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Air Quality FAQs at Eau Claire, Wisconsin

The current real-time AQI (US) level in Eau Claire, Wisconsin is 25 (Good). This was last updated recently.

The best AQI (US) level was generally lower during the early afternoon in the last 24 hours.

The worst AQI (US) level typically peaks during early morning or late evening hours due to temperature inversion.

The AQI (US) levels in Eau Claire, Wisconsin have been fluctuating throughout the last 24 hours depending on traffic and weather conditions.

Current AQI (US) levels are good for everyone. It's advised to adjust your outdoor activities based on personal sensitivity.