Racine, Wisconsin Air Quality
Racine County, Wisconsin (WI)
→ Stableover 9 years
10-Year AQI Trend
The solid line shows the median AQI each year. The dashed line shows the 90th percentile (worst 10% of days).
Air Quality Day Breakdown
Number of days per year in each EPA AQI category. Green = Good (AQI 0-50), Yellow = Moderate (51-100), Orange = Unhealthy for Sensitive Groups (101-150), Red = Unhealthy or worse (151+).
Year-by-Year Data
| Year | Median AQI | 90th Pct | Max AQI | Good Days | Moderate | Unhealthy+ | Pollutant |
|---|---|---|---|---|---|---|---|
| 2023 | 44 | 97 | 200 | 138 | 49 | 16 | Ozone |
| 2022 | 40 | 67 | 164 | 165 | 34 | 3 | Ozone |
| 2021 | 43 | 80 | 126 | 149 | 53 | 8 | Ozone |
| 2020 | 38 | 67 | 172 | 162 | 29 | 8 | Ozone |
| 2019 | 39 | 58 | 115 | 174 | 28 | 1 | Ozone |
| 2018 | 42 | 77 | 161 | 187 | 38 | 11 | Ozone |
| 2017 | 42 | 84 | 143 | 176 | 43 | 11 | Ozone |
| 2016 | 42 | 77 | 169 | 153 | 35 | 9 | Ozone |
| 2015 | 39 | 67 | 105 | 154 | 30 | 1 | Ozone |
What This Means for Racine County Residents
Racine, Wisconsin has received an Air Quality Grade of C (61/100) based on a decade of monitoring data from the EPA's air quality monitoring program. The current median AQI of 44 falls in the "Good" range.
The primary pollutant affecting this area is Ground-Level Ozone. Over the past 5 years, this area has averaged 7 unhealthy air quality days per year — days when sensitive groups (children, elderly, those with respiratory conditions) should limit outdoor activity. The American Lung Association's State of the Air report provides additional context on long-term health risks from air pollution exposure.
Related Cities in Wisconsin
Frequently Asked Questions
Racine, Wisconsin has a current median AQI of 44, which falls in the "Good" range. The area has received an Air Quality Grade of C (61/100) based on 10 years of EPA monitoring data.
Air quality in Racine, Wisconsin is stable over the past decade. The median AQI has changed by +5 points from 2015 to 2023.
Racine, Wisconsin averages 7 unhealthy air quality days per year over the past 5 years. On these days, sensitive groups including children, the elderly, and those with respiratory conditions should limit outdoor activity.
The primary pollutant affecting Racine, Wisconsin is Ground-Level Ozone. This is the dominant contributor to elevated AQI readings in the Racine County area.
Racine, Wisconsin averages 7 unhealthy air days per year. Asthma patients should monitor daily AQI readings and limit outdoor activity when AQI exceeds 100. The primary pollutant is Ground-Level Ozone, which is a known asthma trigger.
With a median AQI of 44 (Good), outdoor exercise in Racine, Wisconsin is generally safe year-round. Racine, Wisconsin averages 7 days per year when athletes should move workouts indoors.