Lincoln Air Quality in 2020

In 2020, Lincoln's air quality (Lincoln, NE area) had a median daily AQI of 35 (Good) across 282 monitored days. 0 days (0.0%) reached Unhealthy for Sensitive Groups or worse, 261 were Good, and the year's peak AQI was 77 (Moderate). Ground-level ozone set the daily AQI on 204 of those days. The cleanest month of 2020 was November (median AQI 26, 0 days above 100) and the worst was June (median 45, 0 days above 100, peak 67).

35
Median AQI
Good
0
Days above AQI 100
0.0% of 282 days
48
90th percentile AQI
worst 1 day in 10
77
Peak AQI
Moderate
O3
Main pollutant
204 of 282 days
261
Good days
92.6% of days
  • Good: 92.6%
  • Moderate: 7.4%
  • Unhealthy for Sensitive Groups: 0.0%
  • Unhealthy or worse: 0.0%

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.

Recommended: Levoit Core 400STrue HEPA · CADR ~141 CFM · rooms up to 219 sq ft

Check Price on Amazon →

As an Amazon Associate, we earn from qualifying purchases.

QUICK ANSWER

How was Lincoln's air quality in 2020?

Good on a typical day: median AQI 35, with 0 days above AQI 100 out of 282 monitored.

  • Peak AQI in 2020: 77 (Moderate).
  • Ground-level ozone was the main pollutant on 204 days.
  • Cleanest month: November; worst: June.

Frequently asked questions

What was the average AQI in Lincoln in 2020?

EPA's Air Quality System puts Lincoln's (Lincoln, NE) median daily AQI for 2020 at 35, which is Good. 0 days were Unhealthy for Sensitive Groups or worse and the year's highest AQI was 77.

Which month had the worst air quality in Lincoln in 2020?

The cleanest month of 2020 was November (median AQI 26, 0 days above 100) and the worst was June (median 45, 0 days above 100, peak 67).

Lincoln month by month in 2020

Lincoln air quality month by month, 2020 (Lincoln, NE, EPA AQS daily AQI)

MonthDays monitoredMedian AQIDays above 100Peak AQIMain pollutant
January1028048PM2.5
February928035PM2.5
March3132065O3
April3039055O3
May3136048O3
Juneworst3045067O3
July3133077O3
August2935057O3
September3033059O3
October3130062O3
Novembercleanest1026059PM2.5
December1042055PM2.5

How 2020 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.