Air Quality History for Eugene, United States
Historical PM2.5 and AQI trend from monitoring stations near Eugene, United States.
35
Current AQI
Good Station
Good Station
Air Quality Index Station
221hPM2.5 Station
221h · 1 stationTemperature GFS model
80ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-05-28 | 10 | 3–20 | 2.4 µg/m³ | 3.1 | 19h | 1 |
| 2026-05-27 | 3 | 2–4 | 0.8 µg/m³ | 1.1 | 2h | 1 |
| 2026-05-25 | 14 | 2–29 | 3.3 µg/m³ | 4.2 | 19h | 1 |
| 2026-05-24 | 10 | 1–48 | 2.4 µg/m³ | 3.0 | 19h | 1 |
| 2026-05-23 | 14 | 4–34 | 3.2 µg/m³ | 3.8 | 16h | 1 |
| 2026-05-22 | 18 | 2–64 | 4.4 µg/m³ | 4.9 | 21h | 1 |
| 2026-05-21 | 12 | 4–43 | 3.0 µg/m³ | 3.3 | 19h | 1 |
| 2026-05-20 | 7 | 1–17 | 1.6 µg/m³ | 2.4 | 5h | 1 |
| 2026-05-19 | 14 | 2–49 | 3.2 µg/m³ | 4.5 | 11h | 1 |
| 2026-05-18 | 11 | 3–53 | 2.6 µg/m³ | 3.3 | 11h | 1 |
| 2026-05-17 | 7 | 4–9 | 1.6 µg/m³ | 1.9 | 3h | 1 |
| 2026-05-16 | 4 | 3–5 | 1.0 µg/m³ | 1.2 | 3h | 1 |
| 2026-05-13 | 8 | 4–15 | 2.1 µg/m³ | 2.7 | 4h | 1 |
| 2026-05-12 | 10 | 2–24 | 2.2 µg/m³ | 2.7 | 23h | 1 |
| 2026-05-11 | 6 | 1–14 | 1.5 µg/m³ | 1.9 | 16h | 1 |
| 2026-05-10 | 5 | 4–6 | 1.0 µg/m³ | 1.4 | 5h | 1 |
| 2026-05-09 | 24 | 1–120 | 6.7 µg/m³ | 7.8 | 24h | 1 |
| 2026-05-08 | 20 | 20–20 | 4.8 µg/m³ | 5.0 | 1h | 1 |