SmogRank / United States / Ohio / Akron

Akron, month by month

Akron has a measured daily mean on 1,350 days since 1 January 2023. Its worst month was June 2023, at 88 US AQI (29.0 µg/m³), 107th of 1,603 cities on that month's world ranking. Its cleanest was May 2026, at 29 US AQI (5.2 µg/m³). 2025 averaged 45 US AQI (8.1 µg/m³), against 41 US AQI (7.3 µg/m³) in 2024.

Every month since 2023

Each square is a month's mean PM2.5 in US AQI from Akron's measured days, with its place on that month's world ranking under it. A month has a mean once 70% of its days are measured, the rule the monthly rankings use; under that, the square gives the days measured. Each square opens that month's ranking with Akron marked; each year, the year's. A dashed square is the running month, so far.
Good0–50
Moderate51–100
Sensitive groups101–150
Unhealthy151–200
Very unhealthy201–300
Hazardous301+

The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales

Akron's worst months

MonthUS AQIDays measuredWorld rankEpisode
June 2023 8829.0 µg/m³30 of 30107thof 1,603Eastern United States and Canada, June and July 2023
United States and Canada, June 2023and 1 more
July 2026 7622.6 µg/m³31 of 31261stof 2,784Northern United States and Canada, July 2026
July 2023 5712.2 µg/m³31 of 31375thof 1,432United States and Canada, July 2023
North-eastern United States, 4 to 5 July 2023and 1 more
June 2025 5511.3 µg/m³30 of 30938thof 2,508Northern United States and Canada, May and June 2025
February 2026 5511.2 µg/m³28 of 281,152ndof 2,866–
August 2023 5410.9 µg/m³27 of 31463rdof 1,980–

Monthly means over the days measured; finished months only. World rank: its place on that month's world ranking of every city with enough days. Each month opens that ranking.

Akron's worst days

DayUS AQIEpisode
28 Jun 2023 247172.0 µg/m³Eastern United States and Canada, June and July 2023
17 Jul 2026 238163.0 µg/m³Northern United States and Canada, July 2026
16 Jul 2026 218143.0 µg/m³Northern United States and Canada, July 2026
29 Jun 2023 17995.9 µg/m³Eastern United States and Canada, June and July 2023
17 Jul 2023 15156.2 µg/m³United States and Canada, July 2023
7 Jun 2023 13348.6 µg/m³Eastern United States and Canada, May and June 2023
8 Jun 2023 12545.2 µg/m³Eastern United States and Canada, May and June 2023
18 Jul 2026 12043.4 µg/m³Northern United States and Canada, July 2026
6 Jun 2023 10838.3 µg/m³Eastern United States and Canada, May and June 2023
7 Jun 2025 10637.4 µg/m³Northern United States and Canada, May and June 2025

Daily means, the highest since 1 Jan 2023; the WHO's daily guideline is 15 µg/m³. Each date opens that day's world ranking, and each episode the bad-air spell it was part of.

Use this history

SmogRank, PM2.5 monthly and daily means, Akron, United States, 1 Jan 2023 – 11 Oct 2026. Monitor data from AirNow, via OpenAQ and from the publisher directly; sources listed at smogrank.com/sources. smogrank.com/us/akron/history (accessed 12 Oct 2026).

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You're welcome to reuse a single chart, image or figure with this citation and a link. Terms. Raw monitor readings in bulk are published by OpenAQ, under each provider's licence.

Akron now: the last 24 hours, its ranks today and the last 12 months day by day.

Updated 2026-10-12 17:07 UTC. Values are PM2.5 (fine particles), the median of each city's monitors, as the US AQI PM2.5 sub-index. Some low-cost readings: Sensor.Community, ODbL (data and licence). Some readings: Uzhydromet (Uzbekistan's Hydrometeorological Service); Department of Environment, Nepal; Vietnam's government monitors; Aurassure; Umhverfisstofnun (Environment Agency of Iceland); RMCAB (Secretaría Distrital de Ambiente, Bogotá); Love My Air (City and County of Denver), no reuse terms published (why we use them).