Erie Air Quality in June

Across 2019–2025, Erie's June air quality had a median AQI of 44 (Good) over 210 monitored days in the Erie, PA area. 3.4% of June days (7 of 210) reached Unhealthy for Sensitive Groups or worse, and ground-level ozone set the daily AQI on 61.9% of days. The cleanest June on record here was 2019 (median AQI 40, 0 days above 100) and the worst was 2023 (median 81, 7 days above 100, peak AQI 180).

44
Median AQI
Good
3.4%
Days above AQI 100
7 of 210 days
80
90th percentile AQI
worst 1 day in 10
180
Peak AQI
Unhealthy
O3
Main pollutant
61.9% of days
64.8%
Good days
136 of 210
  • Good: 64.8%
  • Moderate: 31.9%
  • Unhealthy for Sensitive Groups: 2.4%
  • Unhealthy or worse: 1.0%

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QUICK ANSWER

How is the air in Erie in June?

Good on a typical day: median AQI 44 across 2019–2025, with 3.4% of June days above AQI 100. Ground-level ozone is the main driver.

  • 64.8% of June days were Good (AQI 0–50), 31.9% Moderate (51–100).
  • 7 days of 210 reached AQI 101+; the June peak was 180.
  • Best June: 2019; worst June: 2023.

Frequently asked questions

What is the air quality like in Erie in June?

Across 2019–2025, the median daily AQI in Erie in June was 44 (Good). 64.8% of days were Good, 31.9% Moderate, and 3.4% reached Unhealthy for Sensitive Groups or worse, based on 210 monitored days in EPA's Air Quality System.

Is June a good time for outdoor exercise in Erie?

A typical June day in Erie sits in the Good range (median AQI 44), so running, cycling and children's outdoor play are fine for everyone on most days; about 1 day in 29 of June days (3.4%) reached AQI 101+ in 2019–2025.

Which pollutant causes Erie's June air quality problems?

Ground-level ozone set the daily AQI on 61.9% of June days in Erie. The highest June AQI recorded in 2019–2025 was 180 (Unhealthy), in 2023.

Erie June air quality, year by year

Erie June air quality by year (Erie, PA, EPA AQS daily AQI)

YearDays monitoredMedian AQIDays above 100Peak AQIMain pollutant
2019cleanest3040071O3
20203043067O3
20213044061O3
20223042090O3
2023worst30817180PM2.5
20243045093O3
20253052099PM2.5

What June air means in Erie

A typical June day in Erie sits in the Good range (median AQI 44), so running, cycling and children's outdoor play are fine for everyone on most days; about 1 day in 29 of June days (3.4%) reached AQI 101+ in 2019–2025.

June's median AQI of 44 is above Erie's whole-year median of 38, making it one of the area's dirtier periods. Nationally, the median June AQI across every EPA metro area (100,635 metro-days, 2019–2025) is 46, so Erie runs in line with the national June norm; 3.4% of its June days topped AQI 100 versus 3.7% nationally (about the same).

June is part of Erie's summer season (June, July, August); the summer page pools all three months.

Activity-specific thresholds: running, cycling, kids' sports.

Right now in Erie

The latest EPA AirNow observation puts Erie's AQI at 40 (PM2.5). The figures above are multi-year month statistics, not today's reading.

View current Erie air quality →

Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Erie, PA), 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.