Erie Air Quality in February
Across 2019–2025, Erie's February air quality had a median AQI of 39 (Good) over 198 monitored days in the Erie, PA area. 0.0% of February days (0 of 198) reached Unhealthy for Sensitive Groups or worse, and fine particulate matter (PM2.5) set the daily AQI on 73.2% of days. The cleanest February on record here was 2025 (median AQI 34, 0 days above 100) and the worst was 2020 (median 47, 0 days above 100, peak AQI 69).
- Good: 67.7%
- Moderate: 32.3%
- Unhealthy for Sensitive Groups: 0.0%
- Unhealthy or worse: 0.0%
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How is the air in Erie in February?
Good on a typical day: median AQI 39 across 2019–2025, with 0.0% of February days above AQI 100. Fine particulate matter (PM2.5) is the main driver.
- ✓67.7% of February days were Good (AQI 0–50), 32.3% Moderate (51–100).
- ✓0 days of 198 reached AQI 101+; the February peak was 87.
- ✓Best February: 2025; worst February: 2020.
Frequently asked questions
What is the air quality like in Erie in February?▾
Across 2019–2025, the median daily AQI in Erie in February was 39 (Good). 67.7% of days were Good, 32.3% Moderate, and 0.0% reached Unhealthy for Sensitive Groups or worse, based on 198 monitored days in EPA's Air Quality System.
Is February a good time for outdoor exercise in Erie?▾
A typical February day in Erie sits in the Good range (median AQI 39), so running, cycling and children's outdoor play are fine for everyone on most days; fewer than 1% of February days reached AQI 101+ in 2019–2025.
Which pollutant causes Erie's February air quality problems?▾
Fine particulate matter (PM2.5) set the daily AQI on 73.2% of February days in Erie. The highest February AQI recorded in 2019–2025 was 87 (Moderate), in 2020.
Erie February air quality, year by year
Erie February air quality by year (Erie, PA, EPA AQS daily AQI)
| Year | Days monitored | Median AQI | Days above 100 | Peak AQI | Main pollutant |
|---|---|---|---|---|---|
| 2019 | 28 | 41 | 0 | 69 | PM2.5 |
| 2020worst | 29 | 47 | 0 | 69 | PM2.5 |
| 2021 | 28 | 38 | 0 | 87 | PM2.5 |
| 2022 | 28 | 37 | 0 | 66 | PM2.5 |
| 2023 | 28 | 43 | 0 | 64 | PM2.5 |
| 2024 | 29 | 42 | 0 | 65 | PM2.5 |
| 2025cleanest | 28 | 34 | 0 | 59 | PM2.5 |
What February air means in Erie
A typical February day in Erie sits in the Good range (median AQI 39), so running, cycling and children's outdoor play are fine for everyone on most days; fewer than 1% of February days reached AQI 101+ in 2019–2025.
February's median AQI of 39 is in line with Erie's whole-year median of 38, so this period is neither a clean nor a dirty stretch for the area. Nationally, the median February AQI across every EPA metro area (87,428 metro-days, 2019–2025) is 41, so Erie runs in line with the national February norm; 0.0% of its February days topped AQI 100 versus 0.4% nationally (about the same).
February is part of Erie's winter season (December, January, February); the winter page pools all three months.
Activity-specific thresholds: running, cycling, kids' sports.
Right now in Erie
The latest EPA AirNow observation puts Erie's AQI at 40 (PM2.5). The figures above are multi-year month statistics, not today's reading.
View current Erie air quality →Source: EPA Air Quality System (AQS) pre-generated Daily AQI by CBSA files — daily AQI by CBSA (Erie, 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.