Scranton Air Quality in Spring

Across 2019–2025, Scranton's spring (March–May) air quality had a median AQI of 42 (Good) over 635 monitored days in the Scranton--Wilkes-Barre--Hazleton, PA area. 0.3% of spring days (2 of 635) reached Unhealthy for Sensitive Groups or worse, and ground-level ozone set the daily AQI on 74.0% of days. The cleanest spring on record here was 2025 (median AQI 40, 0 days above 100) and the worst was 2023 (median 45, 2 days above 100, peak AQI 133).

42
Median AQI
Good
0.3%
Days above AQI 100
2 of 635 days
55
90th percentile AQI
worst 1 day in 10
133
Peak AQI
Unhealthy for Sensitive Groups
O3
Main pollutant
74.0% of days
80.2%
Good days
509 of 635
  • Good: 80.2%
  • Moderate: 19.5%
  • Unhealthy for Sensitive Groups: 0.3%
  • Unhealthy or worse: 0.0%

Improve Indoor Air Quality

Even with good outdoor air in Scranton, indoor PM2.5, dust and allergens build up. A True-HEPA purifier keeps a bedroom or office consistently clean.

Recommended: Levoit Core 400STrue HEPA · CADR ~141 CFM · rooms up to 219 sq ft

Check Price on Amazon →

As an Amazon Associate, we earn from qualifying purchases.

QUICK ANSWER

How is the air in Scranton in spring?

Good on a typical day: median AQI 42 across 2019–2025, with 0.3% of spring days above AQI 100. Ground-level ozone is the main driver.

  • 80.2% of spring days were Good (AQI 0–50), 19.5% Moderate (51–100).
  • 2 days of 635 reached AQI 101+; the spring peak was 133.
  • Cleanest month: March; worst month: April.

Frequently asked questions

What is the air quality like in Scranton in spring?

Across 2019–2025, the median daily AQI in Scranton in spring was 42 (Good). 80.2% of days were Good, 19.5% Moderate, and 0.3% reached Unhealthy for Sensitive Groups or worse, based on 635 monitored days in EPA's Air Quality System.

Is spring a good time for outdoor exercise in Scranton?

A typical spring day in Scranton sits in the Good range (median AQI 42), so running, cycling and children's outdoor play are fine for everyone on most days; fewer than 1% of spring days reached AQI 101+ in 2019–2025.

Which pollutant causes Scranton's spring air quality problems?

Ground-level ozone set the daily AQI on 74.0% of spring days in Scranton. The highest spring AQI recorded in 2019–2025 was 133 (Unhealthy for Sensitive Groups), in 2023.

Scranton spring air quality, year by year

Scranton spring air quality by year (Scranton--Wilkes-Barre--Hazleton, PA, EPA AQS daily AQI)

YearDays monitoredMedian AQIDays above 100Peak AQIMain pollutant
20199243080O3
20209242067O3
20218341090O3
20229244067O3
2023worst92452133O3
20249241074O3
2025cleanest9240090O3

What spring air means in Scranton

A typical spring day in Scranton sits in the Good range (median AQI 42), so running, cycling and children's outdoor play are fine for everyone on most days; fewer than 1% of spring days reached AQI 101+ in 2019–2025.

Spring's median AQI of 42 is in line with Scranton's whole-year median of 41, so this period is neither a clean nor a dirty stretch for the area. Nationally, the median Spring AQI across every EPA metro area (307,196 metro-days, 2019–2025) is 43, so Scranton runs in line with the national Spring norm; 0.3% of its Spring days topped AQI 100 versus 0.8% nationally (about the same).

Within the season, March is the cleanest month (median AQI 41, 0.0% of days above 100) and April the worst (median 43, 1.0% above 100).

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 season 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.