Columbus Air Quality in June
Across 2019–2025, Columbus's June air quality had a median AQI of 56 (Moderate) over 210 monitored days in the Columbus, OH area. 8.1% of June days (17 of 210) reached Unhealthy for Sensitive Groups or worse, and ground-level ozone set the daily AQI on 58.1% of days. The cleanest June on record here was 2019 (median AQI 49, 0 days above 100) and the worst was 2023 (median 86, 11 days above 100, peak AQI 210).
- Good: 35.2%
- Moderate: 56.7%
- Unhealthy for Sensitive Groups: 6.2%
- Unhealthy or worse: 1.9%
Extra Protection for Columbus Homes
Air quality in Columbus is moderate (AQI 58), with fine particles (PM2.5) the main concern. A True-HEPA purifier gives sensitive groups — kids, seniors and anyone with asthma or allergies — cleaner air indoors on days like today.
Recommended: Coway AP-1512HH Mighty — True HEPA + carbon · CADR ~246 CFM · rooms up to 361 sq ft
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How is the air in Columbus in June?
Moderate on a typical day: median AQI 56 across 2019–2025, with 8.1% of June days above AQI 100. Ground-level ozone is the main driver.
- ✓35.2% of June days were Good (AQI 0–50), 56.7% Moderate (51–100).
- ✓17 days of 210 reached AQI 101+; the June peak was 210.
- ✓Best June: 2019; worst June: 2023.
Frequently asked questions
What is the air quality like in Columbus in June?▾
Across 2019–2025, the median daily AQI in Columbus in June was 56 (Moderate). 35.2% of days were Good, 56.7% Moderate, and 8.1% 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 Columbus?▾
A typical June day in Columbus is Moderate (median AQI 56): outdoor exercise is acceptable for most people, but unusually sensitive individuals should watch for symptoms, and about 1 day in 12 of June days (8.1%) reached AQI 101+ — the level at which EPA advises people with asthma, children and older adults to shorten hard outdoor exertion.
Which pollutant causes Columbus's June air quality problems?▾
Ground-level ozone set the daily AQI on 58.1% of June days in Columbus. The highest June AQI recorded in 2019–2025 was 210 (Very Unhealthy), in 2023.
Columbus June air quality, year by year
Columbus June air quality by year (Columbus, OH, EPA AQS daily AQI)
| Year | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| 2019cleanest | 30 | 49 | 0 | 93 | O3 |
| 2020 | 30 | 52 | 0 | 93 | O3 |
| 2021 | 30 | 50 | 0 | 84 | PM2.5 |
| 2022 | 30 | 57 | 3 | 143 | O3 |
| 2023worst | 30 | 86 | 11 | 210 | PM2.5 |
| 2024 | 30 | 55 | 1 | 101 | O3 |
| 2025 | 30 | 61 | 2 | 156 | PM2.5 |
What June air means in Columbus
A typical June day in Columbus is Moderate (median AQI 56): outdoor exercise is acceptable for most people, but unusually sensitive individuals should watch for symptoms, and about 1 day in 12 of June days (8.1%) 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 56 is in line with Columbus's whole-year median of 53, so this period is neither a clean nor a dirty stretch for the area. Nationally, the median June AQI across every EPA metro area (100,635 metro-days, 2019–2025) is 46, so Columbus runs above the national June norm; 8.1% of its June days topped AQI 100 versus 3.7% nationally (above average).
June is part of Columbus's summer season (June, July, August); the summer page pools all three months.
Activity-specific thresholds: running, cycling, kids' sports.
Right now in Columbus
The latest EPA AirNow observation puts Columbus's AQI at 58 (PM2.5). The figures above are multi-year month statistics, not today's reading.
View current Columbus air quality →Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Columbus, OH), 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.