Scranton Air Quality in October
Across 2019–2025, Scranton's October air quality had a median AQI of 33 (Good) over 217 monitored days in the Scranton--Wilkes-Barre--Hazleton, PA area. 0.0% of October days (0 of 217) reached Unhealthy for Sensitive Groups or worse, and fine particulate matter (PM2.5) set the daily AQI on 48.8% of days. The cleanest October on record here was 2025 (median AQI 31, 0 days above 100) and the worst was 2021 (median 37, 0 days above 100, peak AQI 56).
- Good: 87.1%
- Moderate: 12.9%
- Unhealthy for Sensitive Groups: 0.0%
- Unhealthy or worse: 0.0%
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How is the air in Scranton in October?
Good on a typical day: median AQI 33 across 2019–2025, with 0.0% of October days above AQI 100. Fine particulate matter (PM2.5) is the main driver.
- ✓87.1% of October days were Good (AQI 0–50), 12.9% Moderate (51–100).
- ✓0 days of 217 reached AQI 101+; the October peak was 67.
- ✓Best October: 2025; worst October: 2021.
Frequently asked questions
What is the air quality like in Scranton in October?▾
Across 2019–2025, the median daily AQI in Scranton in October was 33 (Good). 87.1% of days were Good, 12.9% Moderate, and 0.0% reached Unhealthy for Sensitive Groups or worse, based on 217 monitored days in EPA's Air Quality System.
Is October a good time for outdoor exercise in Scranton?▾
A typical October day in Scranton sits in the Good range (median AQI 33), so running, cycling and children's outdoor play are fine for everyone on most days; fewer than 1% of October days reached AQI 101+ in 2019–2025.
Which pollutant causes Scranton's October air quality problems?▾
Fine particulate matter (PM2.5) set the daily AQI on 48.8% of October days in Scranton. The highest October AQI recorded in 2019–2025 was 67 (Moderate), in 2021.
Scranton October air quality, year by year
Scranton October air quality by year (Scranton--Wilkes-Barre--Hazleton, PA, EPA AQS daily AQI)
| Year | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| 2019 | 31 | 32 | 0 | 51 | O3 |
| 2020 | 31 | 35 | 0 | 55 | PM2.5 |
| 2021worst | 31 | 37 | 0 | 56 | PM2.5 |
| 2022 | 31 | 36 | 0 | 55 | PM2.5 |
| 2023 | 31 | 33 | 0 | 57 | PM2.5 |
| 2024 | 31 | 34 | 0 | 60 | O3 |
| 2025cleanest | 31 | 31 | 0 | 67 | O3 |
What October air means in Scranton
A typical October day in Scranton sits in the Good range (median AQI 33), so running, cycling and children's outdoor play are fine for everyone on most days; fewer than 1% of October days reached AQI 101+ in 2019–2025.
October's median AQI of 33 is below Scranton's whole-year median of 41, making it one of the area's cleaner periods. Nationally, the median October AQI across every EPA metro area (102,872 metro-days, 2019–2025) is 38, so Scranton runs below the national October norm; 0.0% of its October days topped AQI 100 versus 1.3% nationally (below average).
October is part of Scranton's fall season (September, October, November); the fall page pools all three months.
Activity-specific thresholds: running, cycling, kids' sports.
Right now in Scranton
The latest EPA AirNow observation puts Scranton's AQI at 42 (PM2.5). The figures above are multi-year month statistics, not today's reading.
View current Scranton air quality →Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Scranton--Wilkes-Barre--Hazleton, PA), 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.