Air Quality History for Daly City, United States
Historical PM2.5 and AQI trend from monitoring stations near Daly City, United States.
15
Current AQI
Good Station
Good Station
Air Quality Index Station
249hPM2.5 Station
249h · 1 stationTemperature GFS model
56ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-05-29 | 11 | 3–23 | 2.6 µg/m³ | 4.2 | 16h | 1 |
| 2026-05-28 | 10 | 3–15 | 2.3 µg/m³ | 3.7 | 13h | 1 |
| 2026-05-27 | 7 | 1–30 | 1.7 µg/m³ | 3.2 | 24h | 1 |
| 2026-05-26 | 13 | 1–27 | 2.8 µg/m³ | 3.8 | 14h | 1 |
| 2026-05-25 | 4 | 1–8 | 0.8 µg/m³ | 1.8 | 9h | 1 |
| 2026-05-24 | 4 | 1–9 | 0.8 µg/m³ | 1.4 | 5h | 1 |
| 2026-05-23 | 7 | 1–19 | 1.8 µg/m³ | 2.9 | 21h | 1 |
| 2026-05-22 | 11 | 2–39 | 2.7 µg/m³ | 4.1 | 18h | 1 |
| 2026-05-21 | 33 | 14–50 | 7.8 µg/m³ | 13.0 | 24h | 1 |
| 2026-05-20 | 28 | 11–52 | 6.6 µg/m³ | 11.4 | 24h | 1 |
| 2026-05-19 | 34 | 1–94 | 8.9 µg/m³ | 13.5 | 24h | 1 |
| 2026-05-18 | 10 | 2–20 | 2.3 µg/m³ | 4.1 | 6h | 1 |
| 2026-05-17 | 21 | 5–37 | 5.0 µg/m³ | 7.6 | 24h | 1 |
| 2026-05-16 | 24 | 11–36 | 5.8 µg/m³ | 8.9 | 24h | 1 |
| 2026-05-15 | 21 | 17–28 | 4.9 µg/m³ | 7.1 | 3h | 1 |