What is the air quality in Halden today?

The current Air Quality Index (AQI) in Halden is 5 (Good). PM2.5 concentration is 1.2 µg/m³.

What is the temperature in Halden right now?

The current temperature in Halden is 11.1°C (feels like 11.1°C). Humidity is 76.0% and wind speed is 98.5 km/h.

Is it safe to go outside in Halden?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Halden, Norway

Rain

11.1°C · 76.0% humidity

11.1°

Feels 11.1°

Good

Air quality is satisfactory. Enjoy outdoor activities.

1 station

Nearby Monitoring Stations

AQI Forecast

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Station readings

Air Quality Index Trend

13h · 1 stn

View full history →

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.

76.0%

Humidity

98.5 km/h

Wind WSW

1005.1 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5

1.2 µg/m³

PM10▲

27.4 µg/m³

050100150200300500

What is the weather forecast for Halden?

Temperature & Precipitation

PM2.5 Trend

13h · 1 station

PM2.51.2 µg/m³ ✓ WHO

Good

PM1027.4 µg/m³

Good

UV INDEX0.0

Low

Station readings (1 station within 25 km)

1.2

Median

1.2

Average

1.2

Low

1.2

High

PM2.5 µg/m³ · Model: 13.5 · Bias: +12.3

What is the 7-day forecast for Halden?

10-21

11.1° 3.7°

6.81 mm

10-22

14.4° 1.8°

4.06 mm

10-23

10.1° 4.1°

6.44 mm

10-24

10.3° 3.8°

0.19 mm

10-25

11.6° 1.9°

1.19 mm

10-26

9.9° 5.2°

0.94 mm

10-27

12.3° -3.5°

3.56 mm

Both models agree Avg diff: 4.1°C

Where are air quality stations near Halden?

Alvim, Sarpsborg, Norway

23.7 km PM2.5: 1.2 µg/m³

What cities are near Halden?

5 Sarpsborg 5 Fredrikstad 10 Moss 10 Tønsberg 10 Horten 10 Sandefjord 7 Larvik 17 Uddevalla 16 Lillestrøm 12 Oslo

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ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

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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 2026-10-21T10:06 UTC.