Lincoln Air Quality in 2023
In 2023, Lincoln's air quality (Lincoln, NE area) had a median daily AQI of 42 (Good) across 283 monitored days. 3 days (1.1%) reached Unhealthy for Sensitive Groups or worse, 197 were Good, and the year's peak AQI was 160 (Unhealthy). Ground-level ozone set the daily AQI on 212 of those days. The cleanest month of 2023 was October (median AQI 29, 0 days above 100) and the worst was June (median 58, 2 days above 100, peak 108).
- Good: 69.6%
- Moderate: 29.3%
- Unhealthy for Sensitive Groups: 0.7%
- Unhealthy or worse: 0.4%
Improve Indoor Air Quality
Even with good outdoor air in Lincoln, indoor PM2.5, dust and allergens build up. A True-HEPA purifier keeps a bedroom or office consistently clean.
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How was Lincoln's air quality in 2023?
Good on a typical day: median AQI 42, with 3 days above AQI 100 out of 283 monitored.
- ✓Peak AQI in 2023: 160 (Unhealthy).
- ✓Ground-level ozone was the main pollutant on 212 days.
- ✓Cleanest month: October; worst: June.
Frequently asked questions
What was the average AQI in Lincoln in 2023?▾
EPA's Air Quality System puts Lincoln's (Lincoln, NE) median daily AQI for 2023 at 42, which is Good. 3 days were Unhealthy for Sensitive Groups or worse and the year's highest AQI was 160.
Which month had the worst air quality in Lincoln in 2023?▾
The cleanest month of 2023 was October (median AQI 29, 0 days above 100) and the worst was June (median 58, 2 days above 100, peak 108).
Lincoln month by month in 2023
Lincoln air quality month by month, 2023 (Lincoln, NE, EPA AQS daily AQI)
| Month | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| January | 10 | 47 | 0 | 89 | PM2.5 |
| February | 8 | 29 | 0 | 58 | PM2.5 |
| March | 31 | 39 | 0 | 57 | O3 |
| April | 30 | 43 | 0 | 67 | O3 |
| May | 31 | 51 | 0 | 93 | O3 |
| Juneworst | 30 | 58 | 2 | 108 | O3 |
| July | 30 | 42 | 0 | 70 | O3 |
| August | 31 | 40 | 0 | 64 | O3 |
| September | 30 | 46 | 1 | 160 | O3 |
| Octobercleanest | 31 | 29 | 0 | 51 | O3 |
| November | 11 | 29 | 0 | 51 | PM2.5 |
| December | 10 | 36 | 0 | 62 | PM2.5 |
How 2023 compares
Activity-specific thresholds: running, cycling, kids' sports.
Right now in Lincoln
The latest EPA AirNow observation puts Lincoln's AQI at 25 (PM2.5). The figures above are multi-year annual statistics, not today's reading.
View current Lincoln air quality →Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Lincoln, NE), 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.