Air Quality History for Halden, Norway
Historical PM2.5 and AQI trend from monitoring stations near Halden, Norway.
34
Current AQI
Good Station
Good Station
Air Quality Index Station
14hPM2.5 Station
14h · 1 stationTemperature GFS model
28ptPrecipitation GFS model
mm/dayDaily Summary Station
| Date | AQI | Range | PM2.5 avg | Hours | Stations |
|---|---|---|---|---|---|
| 2026-07-21 | 59 | 59–59 | 15.9 µg/m³ | 1h | 1 |
| 2026-07-20 | 7 | 5–9 | 1.6 µg/m³ | 3h | 1 |
| 2026-07-19 | 5 | 5–5 | 1.2 µg/m³ | 1h | 1 |
| 2026-07-18 | 36 | 12–54 | 8.9 µg/m³ | 3h | 1 |
| 2026-07-17 | 47 | 35–59 | 11.8 µg/m³ | 3h | 1 |
| 2026-07-15 | 54 | 47–61 | 13.9 µg/m³ | 3h | 1 |