Wichita, Kansas Air Quality

Wichita air quality today — the AQI, the main pollutant, and whether it’s safe to exercise outside right now

Wichita, KS · Air quality right now

The air quality index in Wichita, KS is 24 (Good) right now — safe for outdoor activity.

Is it safe to be outside in Wichita today?

AQI 24 Yes — air quality is Good

Air is clean — great for outdoor activity.Main pollutant: PM2.5Observed 10:00 AM CDT

Pollutants right now

ExerciseOK to run — no air-quality limits on outdoor exercise.

How to read Wichita’s air quality

Guides: The AQI Scale, Explained · Air Quality Alerts, Decoded · How to Read a Wildfire Smoke Map · Why Wildfire Smoke Travels 1,000 Miles.

Air quality over time in Wichita

Across the EPA’s county records from 2020 to 2025, Wichita’s cleanest year was 2020 (median AQI 40) and its most polluted was 2022 (median AQI 50); the typical (median) day has held roughly steady since 2020.

Wichita’s county air-quality record by year — the median and days in each AQI category, from the EPA’s Annual AQI by County summaries.
YearMedian AQIUnhealthy+Main pollutantUSGModerateGood
2020400Ozone367296
2021460Ozone5136224
2022500PM2.54178183
2023481Ozone4153207
2024431Ozone288275
2025481PM2.50154210

“USG” is Unhealthy for Sensitive Groups (AQI 101–150); “Unhealthy+” combines the Unhealthy, Very Unhealthy, and Hazardous days. In 2024 the EPA tightened the annual fine-particle (PM2.5) standard to 9 µg/m³ from the previous 12 µg/m³, so counties near the old limit read worse against the new one. Source: EPA AQS annual summaries, 20202025.

Frequently asked

What was the worst year for air quality in Wichita?
In the EPA's 2020–2025 county records, 2023 had the most days above AQI 100: 5 days (4 Unhealthy for Sensitive Groups, 1 Unhealthy or worse). The highest median AQI came in 2022 (50; 2023's was 48).
How many unhealthy air days does Wichita have?
Across 2020–2025, under 1% of the days reported for Wichita's county had an AQI above 100 (21 of 2192), about 4 days a year. 2025 had 1 day.
What's the main air pollutant in Wichita?
Ozone drove Wichita's county AQI on the most days in 4 of 6 years (2020–2025); PM2.5 in 2022, 2025.