Anchorage Air Quality in June
Across 2019–2025, Anchorage's June air quality had a median AQI of 21 (Good) over 210 monitored days in the Anchorage, AK area. 1.0% of June days (2 of 210) reached Unhealthy for Sensitive Groups or worse, and fine particulate matter (PM2.5) set the daily AQI on 64.8% of days. The cleanest June on record here was 2020 (median AQI 15, 0 days above 100) and the worst was 2022 (median 36, 1 day above 100, peak AQI 125).
- Good: 88.6%
- Moderate: 10.5%
- Unhealthy for Sensitive Groups: 1.0%
- Unhealthy or worse: 0.0%
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How is the air in Anchorage in June?
Good on a typical day: median AQI 21 across 2019–2025, with 1.0% of June days above AQI 100. Fine particulate matter (PM2.5) is the main driver.
- ✓88.6% of June days were Good (AQI 0–50), 10.5% Moderate (51–100).
- ✓2 days of 210 reached AQI 101+; the June peak was 136.
- ✓Best June: 2020; worst June: 2022.
Frequently asked questions
What is the air quality like in Anchorage in June?▾
Across 2019–2025, the median daily AQI in Anchorage in June was 21 (Good). 88.6% of days were Good, 10.5% Moderate, and 1.0% 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 Anchorage?▾
A typical June day in Anchorage sits in the Good range (median AQI 21), so running, cycling and children's outdoor play are fine for everyone on most days; about 1 day in 100 of June days (1.0%) reached AQI 101+ in 2019–2025.
Which pollutant causes Anchorage's June air quality problems?▾
Fine particulate matter (PM2.5) set the daily AQI on 64.8% of June days in Anchorage. The highest June AQI recorded in 2019–2025 was 136 (Unhealthy for Sensitive Groups), in 2022.
Anchorage June air quality, year by year
Anchorage June air quality by year (Anchorage, AK, EPA AQS daily AQI)
| Year | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| 2019 | 30 | 29 | 1 | 136 | PM2.5 |
| 2020cleanest | 30 | 15 | 0 | 28 | PM2.5 |
| 2021 | 30 | 18 | 0 | 61 | PM2.5 |
| 2022worst | 30 | 36 | 1 | 125 | PM2.5 |
| 2023 | 30 | 17 | 0 | 89 | PM10 |
| 2024 | 30 | 25 | 0 | 54 | PM2.5 |
| 2025 | 30 | 19 | 0 | 40 | PM10 |
What June air means in Anchorage
A typical June day in Anchorage sits in the Good range (median AQI 21), so running, cycling and children's outdoor play are fine for everyone on most days; about 1 day in 100 of June days (1.0%) reached AQI 101+ in 2019–2025.
June's median AQI of 21 is below Anchorage's whole-year median of 27, making it one of the area's cleaner periods. Nationally, the median June AQI across every EPA metro area (100,635 metro-days, 2019–2025) is 46, so Anchorage runs below the national June norm; 1.0% of its June days topped AQI 100 versus 3.7% nationally (below average).
June is part of Anchorage's summer season (June, July, August); the summer page pools all three months.
Activity-specific thresholds: running, cycling, kids' sports.
Right now in Anchorage
The latest EPA AirNow observation puts Anchorage's AQI at 18 (PM10). The figures above are multi-year month statistics, not today's reading.
View current Anchorage air quality →Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Anchorage, AK), 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.