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

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
AD 728×90

Air Quality Index Trend

32h · 3 stn

Halden'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
PM2.5
55
14.0 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

32h · 3 stations
PM2.514.0 µg/m³ ✓ WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX9.4
Very High
AD 300×250
14.0
Median
14.0
Average
14.0
Low
14.0
High
PM2.5 µg/m³ · Model: 5.9 · Bias: -8.1
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°
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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.