Air Quality History for Union City, United States
Historical PM2.5 and AQI trend from monitoring stations near Union City, United States.
23
Current AQI
Good Station
Good Station
Air Quality Index Station
231hPM2.5 Station
231h · 1 stationTemperature GFS model
80ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-05-29 | 7 | 7–7 | 1.6 µg/m³ | 1.6 | 1h | 1 |
| 2026-05-28 | 25 | 8–75 | 7.0 µg/m³ | 7.0 | 5h | 1 |
| 2026-05-27 | 21 | 4–52 | 5.0 µg/m³ | 5.1 | 21h | 1 |
| 2026-05-26 | 21 | 3–57 | 5.2 µg/m³ | 5.4 | 16h | 1 |
| 2026-05-25 | 41 | 11–184 | 16.3 µg/m³ | 16.9 | 18h | 1 |
| 2026-05-24 | 8 | 4–13 | 1.5 µg/m³ | 1.8 | 5h | 1 |
| 2026-05-23 | 4 | 4–5 | 1.1 µg/m³ | 1.2 | 2h | 1 |
| 2026-05-22 | 26 | 6–60 | 6.6 µg/m³ | 7.4 | 4h | 1 |
| 2026-05-21 | 14 | 6–22 | 3.3 µg/m³ | 3.5 | 2h | 1 |
| 2026-05-20 | 24 | 6–69 | 5.9 µg/m³ | 6.1 | 19h | 1 |
| 2026-05-19 | 58 | 23–92 | 17.2 µg/m³ | 17.5 | 24h | 1 |
| 2026-05-18 | 43 | 13–90 | 12.2 µg/m³ | 12.4 | 24h | 1 |
| 2026-05-17 | 20 | 4–39 | 4.7 µg/m³ | 4.8 | 24h | 1 |
| 2026-05-16 | 9 | 3–21 | 2.2 µg/m³ | 2.4 | 10h | 1 |
| 2026-05-15 | 48 | 48–48 | 11.4 µg/m³ | 12.1 | 1h | 1 |
| 2026-05-14 | 82 | 6–342 | 58.9 µg/m³ | 61.8 | 6h | 1 |
| 2026-05-13 | 22 | 3–140 | 6.9 µg/m³ | 8.1 | 11h | 1 |
| 2026-05-12 | 6 | 6–6 | 1.5 µg/m³ | 2.3 | 1h | 1 |
| 2026-05-11 | 67 | 24–179 | 27.3 µg/m³ | 28.2 | 7h | 1 |
| 2026-05-10 | 79 | 23–110 | 26.3 µg/m³ | 28.9 | 24h | 1 |
| 2026-05-09 | 26 | 10–46 | 6.4 µg/m³ | 6.5 | 6h | 1 |