Atlanta Air Quality in June

Across 2019–2025, Atlanta's June air quality had a median AQI of 58 (Moderate) over 210 monitored days in the Atlanta-Sandy Springs-Roswell, GA area. 11.9% of June days (25 of 210) reached Unhealthy for Sensitive Groups or worse, and fine particulate matter (PM2.5) set the daily AQI on 59.0% of days. The cleanest June on record here was 2020 (median AQI 56, 1 day above 100) and the worst was 2023 (median 69, 8 days above 100, peak AQI 172).

58
Median AQI
Moderate
11.9%
Days above AQI 100
25 of 210 days
101
90th percentile AQI
worst 1 day in 10
172
Peak AQI
Unhealthy
PM2.5
Main pollutant
59.0% of days
21.9%
Good days
46 of 210
  • Good: 21.9%
  • Moderate: 66.2%
  • Unhealthy for Sensitive Groups: 10.5%
  • Unhealthy or worse: 1.4%

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QUICK ANSWER

How is the air in Atlanta in June?

Moderate on a typical day: median AQI 58 across 2019–2025, with 11.9% of June days above AQI 100. Fine particulate matter (PM2.5) is the main driver.

  • ✓21.9% of June days were Good (AQI 0–50), 66.2% Moderate (51–100).
  • ✓25 days of 210 reached AQI 101+; the June peak was 172.
  • ✓Best June: 2020; worst June: 2023.

Frequently asked questions

What is the air quality like in Atlanta in June?▾

Across 2019–2025, the median daily AQI in Atlanta in June was 58 (Moderate). 21.9% of days were Good, 66.2% Moderate, and 11.9% 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 Atlanta?▾

A typical June day in Atlanta is Moderate (median AQI 58): outdoor exercise is acceptable for most people, but unusually sensitive individuals should watch for symptoms, and about 1 day in 8 of June days (11.9%) reached AQI 101+ — the level at which EPA advises people with asthma, children and older adults to shorten hard outdoor exertion.

Which pollutant causes Atlanta's June air quality problems?▾

Fine particulate matter (PM2.5) set the daily AQI on 59.0% of June days in Atlanta. The highest June AQI recorded in 2019–2025 was 172 (Unhealthy), in 2023.

Atlanta June air quality, year by year

Atlanta June air quality by year (Atlanta-Sandy Springs-Roswell, GA, EPA AQS daily AQI)

YearDays monitoredMedian AQIDays above 100Peak AQIMain pollutant
201930583136PM2.5
2020cleanest30561106PM2.5
202130542112PM2.5
202230714169O3
2023worst30698172O3
202430745161PM2.5
202530542129O3

What June air means in Atlanta

A typical June day in Atlanta is Moderate (median AQI 58): outdoor exercise is acceptable for most people, but unusually sensitive individuals should watch for symptoms, and about 1 day in 8 of June days (11.9%) reached AQI 101+ — the level at which EPA advises people with asthma, children and older adults to shorten hard outdoor exertion.

June's median AQI of 58 is above Atlanta's whole-year median of 54, 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 Atlanta runs above the national June norm; 11.9% of its June days topped AQI 100 versus 3.7% nationally (above average).

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

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

Right now in Atlanta

The latest EPA AirNow observation puts Atlanta's AQI at 56 (PM2.5). The figures above are multi-year month statistics, not today's reading.

View current Atlanta air quality →

Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Atlanta-Sandy Springs-Roswell, GA), 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.