Air Quality History for San Francisco, El Salvador
Historical PM2.5 and AQI trend from monitoring stations near San Francisco, El Salvador.
69
Current AQI
Moderate Station
Moderate Station
Air Quality Index Station
212hPM2.5 Station
212h · 1 stationTemperature GFS model
56ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-10-21 | 30 | 3–123 | 9.4 µg/m³ | 10.8 | 9h | 1 |
| 2026-10-20 | 39 | 2–106 | 11.2 µg/m³ | 12.1 | 14h | 1 |
| 2026-10-19 | 8 | 1–22 | 1.7 µg/m³ | 1.9 | 12h | 1 |
| 2026-10-18 | 21 | 2–68 | 5.1 µg/m³ | 5.5 | 15h | 1 |
| 2026-10-17 | 31 | 2–79 | 8.2 µg/m³ | 8.6 | 18h | 1 |
| 2026-10-16 | 32 | 3–85 | 8.6 µg/m³ | 9.2 | 11h | 1 |
| 2026-10-15 | 52 | 6–104 | 14.7 µg/m³ | 15.6 | 17h | 1 |
| 2026-10-14 | 57 | 19–167 | 17.9 µg/m³ | 18.7 | 19h | 1 |
| 2026-10-13 | 52 | 7–128 | 16.1 µg/m³ | 17.7 | 16h | 1 |
| 2026-10-12 | 33 | 3–83 | 9.3 µg/m³ | 9.7 | 15h | 1 |
| 2026-10-11 | 30 | 1–102 | 7.9 µg/m³ | 8.6 | 8h | 1 |
| 2026-10-10 | 57 | 1–123 | 17.6 µg/m³ | 19.1 | 19h | 1 |
| 2026-10-09 | 41 | 7–113 | 11.4 µg/m³ | 12.2 | 18h | 1 |
| 2026-10-08 | 41 | 12–90 | 11.0 µg/m³ | 11.7 | 17h | 1 |
| 2026-10-07 | 30 | 6–46 | 7.1 µg/m³ | 7.5 | 4h | 1 |