Air Quality History for Foster City, United States
Historical PM2.5 and AQI trend from monitoring stations near Foster City, United States.
64
Current AQI
Moderate CAMS model
Moderate CAMS model
Air Quality Index Station
299hPM2.5 Station
299h · 1 stationTemperature GFS model
56ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-08-08 | 36 | 16–56 | 8.9 µg/m³ | 11.2 | 4h | 1 |
| 2026-08-07 | 19 | 4–41 | 4.5 µg/m³ | 5.5 | 22h | 1 |
| 2026-08-06 | 19 | 12–25 | 4.5 µg/m³ | 5.1 | 24h | 1 |
| 2026-08-05 | 24 | 10–36 | 5.7 µg/m³ | 7.0 | 24h | 1 |
| 2026-08-04 | 23 | 3–53 | 5.4 µg/m³ | 7.9 | 24h | 1 |
| 2026-08-03 | 40 | 18–62 | 10.0 µg/m³ | 15.9 | 23h | 1 |
| 2026-08-02 | 25 | 8–104 | 6.5 µg/m³ | 10.0 | 24h | 1 |
| 2026-08-01 | 14 | 1–66 | 3.5 µg/m³ | 5.2 | 24h | 1 |
| 2026-07-31 | 25 | 13–67 | 6.2 µg/m³ | 7.7 | 24h | 1 |
| 2026-07-30 | 18 | 8–25 | 4.2 µg/m³ | 6.0 | 24h | 1 |
| 2026-07-29 | 6 | 1–14 | 1.5 µg/m³ | 3.1 | 23h | 1 |
| 2026-07-28 | 16 | 2–25 | 3.9 µg/m³ | 5.3 | 23h | 1 |
| 2026-07-27 | 3 | 1–6 | 0.7 µg/m³ | 1.8 | 12h | 1 |
| 2026-07-26 | 4 | 1–5 | 0.7 µg/m³ | 1.7 | 8h | 1 |
| 2026-07-25 | 13 | 1–27 | 3.2 µg/m³ | 4.6 | 16h | 1 |