Air Quality History for Bethlehem, United States
Historical PM2.5 and AQI trend from monitoring stations near Bethlehem, United States.
57
Current AQI
Moderate
Moderate
Air Quality Index Trend
245hPM2.5 Trend
245h · 1 stationDaily Summary
| Date | AQI | Range | PM2.5 avg | PM10 avg | Hours | Stations |
|---|---|---|---|---|---|---|
| 2026-04-18 | 34 | 16–56 | 8.4 µg/m³ | 8.8 | 5h | 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 | 2.8 µg/m³ | 3.3 | 13h | 1 |