Lansing Air Quality in July
Across 2019–2025, Lansing's July air quality had a median AQI of 50 (Good) over 217 monitored days in the Lansing-East Lansing, MI area. 2.8% of July days (6 of 217) reached Unhealthy for Sensitive Groups or worse, and fine particulate matter (PM2.5) set the daily AQI on 62.2% of days. The cleanest July on record here was 2024 (median AQI 46, 0 days above 100) and the worst was 2025 (median 53, 3 days above 100, peak AQI 153).
- Good: 51.2%
- Moderate: 46.1%
- Unhealthy for Sensitive Groups: 1.4%
- Unhealthy or worse: 1.4%
Improve Indoor Air Quality
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How is the air in Lansing in July?
Good on a typical day: median AQI 50 across 2019–2025, with 2.8% of July days above AQI 100. Fine particulate matter (PM2.5) is the main driver.
- ✓51.2% of July days were Good (AQI 0–50), 46.1% Moderate (51–100).
- ✓6 days of 217 reached AQI 101+; the July peak was 154.
- ✓Best July: 2024; worst July: 2025.
Frequently asked questions
What is the air quality like in Lansing in July?▾
Across 2019–2025, the median daily AQI in Lansing in July was 50 (Good). 51.2% of days were Good, 46.1% Moderate, and 2.8% reached Unhealthy for Sensitive Groups or worse, based on 217 monitored days in EPA's Air Quality System.
Is July a good time for outdoor exercise in Lansing?▾
A typical July day in Lansing sits in the Good range (median AQI 50), so running, cycling and children's outdoor play are fine for everyone on most days; about 1 day in 36 of July days (2.8%) reached AQI 101+ in 2019–2025.
Which pollutant causes Lansing's July air quality problems?▾
Fine particulate matter (PM2.5) set the daily AQI on 62.2% of July days in Lansing. The highest July AQI recorded in 2019–2025 was 154 (Unhealthy), in 2025.
Lansing July air quality, year by year
Lansing July air quality by year (Lansing-East Lansing, MI, EPA AQS daily AQI)
| Year | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| 2019 | 31 | 51 | 0 | 67 | PM2.5 |
| 2020 | 31 | 44 | 1 | 151 | PM2.5 |
| 2021 | 31 | 55 | 0 | 89 | PM2.5 |
| 2022 | 31 | 48 | 0 | 76 | O3 |
| 2023 | 31 | 60 | 2 | 154 | PM2.5 |
| 2024cleanest | 31 | 46 | 0 | 69 | PM2.5 |
| 2025worst | 31 | 53 | 3 | 153 | PM2.5 |
What July air means in Lansing
A typical July day in Lansing sits in the Good range (median AQI 50), so running, cycling and children's outdoor play are fine for everyone on most days; about 1 day in 36 of July days (2.8%) reached AQI 101+ in 2019–2025.
July's median AQI of 50 is above Lansing's whole-year median of 40, making it one of the area's dirtier periods. Nationally, the median July AQI across every EPA metro area (103,858 metro-days, 2019–2025) is 47, so Lansing runs in line with the national July norm; 2.8% of its July days topped AQI 100 versus 3.6% nationally (about the same).
July is part of Lansing's summer season (June, July, August); the summer page pools all three months.
Activity-specific thresholds: running, cycling, kids' sports.
Right now in Lansing
The latest EPA AirNow observation puts Lansing's AQI at 28 (PM2.5). The figures above are multi-year month statistics, not today's reading.
View current Lansing air quality →Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Lansing-East Lansing, MI), 2019–2025. Daily AQI per CBSA is the highest AQI reported by any monitor in the area that day; the defining parameter is the pollutant that set it. Month and season statistics pool every such day in the period across all years listed. Retrieved 2026-09-09.