Air Quality History for Lake Forest, United States
Historical PM2.5 and AQI trend from monitoring stations near Lake Forest, United States.
57
Current AQI
Moderate Station
Moderate Station
Air Quality Index Station
181hPM2.5 Station
181h · 1 stationTemperature GFS model
80ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-08-07 | 2 | 2–2 | 0.4 µg/m³ | 1.4 | 1h | 1 |
| 2026-08-06 | 4 | 3–4 | 0.8 µg/m³ | 1.1 | 2h | 1 |
| 2026-08-04 | 14 | 5–23 | 2.6 µg/m³ | 3.0 | 5h | 1 |
| 2026-08-03 | 4 | 4–4 | 1.0 µg/m³ | 1.0 | 1h | 1 |
| 2026-08-02 | 9 | 3–17 | 2.1 µg/m³ | 2.3 | 22h | 1 |
| 2026-08-01 | 8 | 4–19 | 2.0 µg/m³ | 2.3 | 11h | 1 |
| 2026-07-31 | 40 | 29–46 | 9.5 µg/m³ | — | 4h | 2 |
| 2026-07-30 | 8 | 4–13 | 2.0 µg/m³ | 2.2 | 7h | 1 |
| 2026-07-28 | 4 | 2–6 | 1.0 µg/m³ | 1.3 | 5h | 1 |
| 2026-07-26 | 4 | 3–6 | 1.0 µg/m³ | 1.3 | 2h | 1 |
| 2026-07-25 | 31 | 8–53 | 7.4 µg/m³ | 7.8 | 22h | 1 |
| 2026-07-24 | 18 | 4–34 | 4.3 µg/m³ | 4.5 | 22h | 1 |
| 2026-07-23 | 20 | 6–80 | 5.1 µg/m³ | 5.3 | 17h | 1 |
| 2026-07-22 | 4 | 2–6 | 1.0 µg/m³ | 1.3 | 5h | 1 |
| 2026-07-21 | 11 | 1–26 | 2.6 µg/m³ | 3.2 | 16h | 1 |
| 2026-07-20 | 31 | 16–44 | 7.5 µg/m³ | 8.4 | 24h | 1 |
| 2026-07-19 | 48 | 31–67 | 12.1 µg/m³ | 13.9 | 15h | 1 |