What is the air quality in Horten today?

The current Air Quality Index (AQI) in Horten is 28 (Good). PM2.5 concentration is 6.75 µg/m³.

What is the temperature in Horten right now?

The current temperature in Horten is 12.2°C (feels like 12.2°C). Humidity is 62.0% and wind speed is 88.9 km/h.

Is it safe to go outside in Horten?

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

Air Quality in Horten, Norway

Drizzle

12.2°C · 62.0% humidity

12.2°

Feels 12.2°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

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Station readings

Air Quality Index Trend

13h · 1 stn

View full history →

Horten'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.

62.0%

Humidity

88.9 km/h

Wind WSW

1004.3 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

6.75 µg/m³

PM10

27.4 µg/m³

050100150200300500

What is the weather forecast for Horten?

Temperature & Precipitation

PM2.5 Trend

13h · 1 station

PM2.56.75 µg/m³ ✓ WHO

Good

PM1027.4 µg/m³

Good

UV INDEX0.0

Low

What is the 7-day forecast for Horten?

10-21

12.2° 4.5°

1.63 mm

10-22

15.7° 2.6°

1.25 mm

10-23

10.3° 5.8°

4.19 mm

10-24

9.9° 6.5°

0.31 mm

10-25

11.8° 1.9°

2.69 mm

10-26

10.5° 5.1°

3.63 mm

10-27

14.2° -2.7°

8.06 mm

Both models agree Avg diff: 4.1°C

What cities are near Horten?

28 Moss 28 Tønsberg 5 Fredrikstad 28 Sandefjord 5 Sarpsborg 7 Drammen 12 Asker 2 Larvik 12 Kongsberg 11 Skien

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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 2026-10-21T10:52 UTC.