SmogRank / United States / Florida / Midway
Midway, month by month
Midway, Florida has a measured daily mean on 1,258 days since 3 January 2023. Its worst month was July 2023, at 59 US AQI (13.3 µg/m³), 255th of 1,432 cities on that month's world ranking. Its cleanest was December 2025, at 37 US AQI (6.7 µg/m³). 2025 averaged 46 US AQI (8.2 µg/m³), against 48 US AQI (8.6 µg/m³) in 2024.
Every month since 2023
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
Months without a mean, and why
3 months
| Month | Why |
|---|---|
| Oct 2026 | 6 of 11 days measured; a month needs 8. The others: 4 with no readings from the monitor, 1 with readings for part of the day (a day needs 18 hours). |
| Mar 2023 | 10 of 31 days measured; a month needs 22. The others: 20 missing from OpenAQ's archive, 1 with under 18 hours of readings or readings that failed our checks. |
| Feb 2023 | 3 of 28 days measured; a month needs 20. The others: 25 missing from OpenAQ's archive. |
A day counts once 18 hours of it are measured; a month needs 70% of its days.
Midway's worst months
| Month | US AQI | World rank |
|---|---|---|
| July 2023 | 5913.3 µg/m³ | 255thof 1,432 |
| July 2026 | 5913.3 µg/m³ | 682ndof 2,784 |
| August 2023 | 5612.0 µg/m³ | 345thof 1,980 |
| June 2023 | 5511.0 µg/m³ | 648thof 1,603 |
| August 2024 | 5410.6 µg/m³ | 510thof 2,010 |
| September 2023 | 529.9 µg/m³ | 607thof 2,176 |
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.
Midway's worst days
| Day | US AQI | Episode |
|---|---|---|
| 29 Nov 2023 | 10637.4 µg/m³ | – |
| 4 Oct 2023 | 9532.6 µg/m³ | South-eastern United States, October 2023 |
| 3 Oct 2023 | 9030.3 µg/m³ | South-eastern United States, October 2023 |
| 7 Jun 2025 | 8929.5 µg/m³ | – |
| 27 Jul 2023 | 8627.8 µg/m³ | – |
| 24 Mar 2026 | 8024.7 µg/m³ | – |
| 12 Mar 2024 | 7723.2 µg/m³ | – |
| 23 Jul 2026 | 7722.9 µg/m³ | – |
| 18 Jul 2023 | 7622.6 µg/m³ | – |
| 22 Aug 2023 | 7522.0 µg/m³ | – |
Daily means, the highest since 3 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, Midway, Florida, United States, 3 Jan 2023 – 6 Oct 2026. Monitor data from AirNow, via OpenAQ and from the publisher directly; sources listed at smogrank.com/sources. smogrank.com/us/midway/history (accessed 12 Oct 2026).
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.
Midway 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).