Air Quality in Halden, Norway
Clear
16.4°C · 29.8% humidity
16.4°
Feels 16.4°
55
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
1 station
Nearby Monitoring Stations
Halden's air quality — share it
AQI Forecast
24
8am
24
24
55
11am
46
40
35
2pm
32
30
28
5pm
27
27
27
8pm
25
25
25
11pm
24
24
25
2am
24
25
25
5am
25
25
Air Quality Index Trend
32h · 3 stnHalden'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.
29.8%
Humidity
35.6 km/h
Wind NW
1012.4 hPa
Pressure
9.4
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
14.0 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Halden?
Temperature & Precipitation
PM2.5 Trend
32h · 3 stationsPM2.514.0 µg/m³
✓ WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX9.4
Very High
Station readings (1 station within 25 km)
14.0
Median
14.0
Average
14.0
Low
14.0
High
PM2.5 µg/m³ · Model: 5.9 · Bias: -8.1
What is the 7-day forecast for Halden?
05-30
17.4° 9.8°
05-31
18.4° 7.1°
2.12 mm
06-01
24.2° 9.4°
06-02
27.6° 14.7°
2.63 mm
06-03
14.5° 7.8°
4.94 mm
06-04
19.3° 13.5°
0.31 mm
06-05
13.9° 7.6°
Both models agree
Avg diff: 2.9°C
Where are air quality stations near Halden?
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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 2026-05-30T09:20 UTC.