Air Quality History for Bethlehem, United States
Historical PM2.5 and AQI trend from monitoring stations near Bethlehem, United States.
41
Current AQI
Good
Good
Air Quality Index Trend
247hPM2.5 Trend
247h · 1 stationDaily Summary
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-04-18 | 50 | 16–78 | 13.8 µg/m³ | 15.4 | 9h | 1 |
| 2026-04-17 | 36 | 29–59 | 8.9 µg/m³ | 9.1 | 6h | 1 |
| 2026-04-16 | 25 | 5–59 | 6.0 µg/m³ | 6.4 | 24h | 1 |
| 2026-04-15 | 17 | 2–36 | 4.0 µg/m³ | 4.2 | 21h | 1 |
| 2026-04-14 | 32 | 7–67 | 8.2 µg/m³ | 8.7 | 24h | 1 |
| 2026-04-13 | 28 | 3–57 | 6.9 µg/m³ | 7.4 | 15h | 1 |
| 2026-04-12 | 5 | 1–10 | 1.3 µg/m³ | 1.7 | 11h | 1 |
| 2026-04-11 | 21 | 8–34 | 5.1 µg/m³ | 5.4 | 8h | 1 |
| 2026-04-10 | 25 | 5–55 | 6.0 µg/m³ | 7.3 | 22h | 1 |
| 2026-04-09 | 16 | 1–43 | 3.8 µg/m³ | 4.3 | 12h | 1 |
| 2026-04-07 | 11 | 3–29 | 2.7 µg/m³ | 3.4 | 10h | 1 |
| 2026-04-06 | 6 | 4–8 | 1.5 µg/m³ | 2.2 | 5h | 1 |
| 2026-04-04 | 85 | 25–110 | 28.7 µg/m³ | 32.0 | 15h | 1 |
| 2026-04-03 | 41 | 2–71 | 11.5 µg/m³ | 11.8 | 11h | 1 |
| 2026-04-02 | 9 | 2–22 | 2.3 µg/m³ | 2.8 | 8h | 1 |
| 2026-04-01 | 32 | 22–40 | 7.7 µg/m³ | 8.3 | 6h | 1 |
| 2026-03-31 | 23 | 1–46 | 5.5 µg/m³ | 6.0 | 21h | 1 |
| 2026-03-30 | 15 | 6–24 | 3.5 µg/m³ | 3.9 | 8h | 1 |
| 2026-03-29 | 12 | 4–18 | 3.0 µg/m³ | 3.3 | 11h | 1 |