Air Quality in Porsgrunn, Norway
Drizzle
9.0°C · 86.4% humidity
9.0°
Feels 6.6°
18
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Porsgrunn's air quality — share it
AQI Forecast
Calibrated
20
4am
20
20
18
7am
20
20
21
10am
21
21
21
1pm
21
20
20
4pm
20
20
20
7pm
20
20
20
10pm
20
20
20
1am
20
20
Station readings
31h ago
AQI 21
PM2.5 5.0 µg/m³ · 31h ago
Air Quality Index Trend
35h · 3 stnPorsgrunn's air quality is shaped by traffic emissions and residential heating. Pollution levels tend to peak during winter months when cold air traps emissions close to ground level.
86.4%
Humidity
16.0 km/h
Wind NW
1005.0 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
4.16 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Porsgrunn?
Temperature & Precipitation
PM2.5 Trend
35h · 3 stationsPM2.54.16 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (2 stations within 25 km)
4.16
Median
5.15
Average
4.1
Low
6.2
High
PM2.5 µg/m³ · Model: 6.15 · Bias: +2.0
What is the 7-day forecast for Porsgrunn?
06-09
17.2° 8.5°
0.94 mm
06-10
21.2° 7.6°
06-11
22.7° 11.7°
15.56 mm
06-12
16.0° 10.2°
0.06 mm
06-13
21.3° 7.5°
3.31 mm
06-14
20.5° 8.8°
1.56 mm
06-15
23.6° 12.3°
1.69 mm
Both models agree
Avg diff: 2.4°C
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-09T05:36 UTC.