What is the air quality in Västerås today?

The current Air Quality Index (AQI) in Västerås is 18 (Good). PM2.5 concentration is 4.39 µg/m³.

What is the temperature in Västerås right now?

The current temperature in Västerås is 14.7°C (feels like 14.7°C). Humidity is 87.1% and wind speed is 37.3 km/h.

Is it safe to go outside in Västerås?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 1.4 (Low).

Air Quality in Västerås, Sweden

Rain

14.7°C · 87.1% humidity

14.7°

Feels 14.7°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

24 4pm

18 7pm

22 10pm

23 1am

25 4am

25 7am

24 10am

24 1pm

Air Quality Index Trend

34h · 1 stn

View full history →

Västerås'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.

87.1%

Humidity

37.3 km/h

Wind NE

1001.1 hPa

Pressure

1.4

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

4.39 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Västerås?

Temperature & Precipitation

PM2.5 Trend

34h · 1 station

PM2.54.39 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX1.4

Low

What is the 7-day forecast for Västerås?

07-21

23.5° 14.7°

5.0 mm

07-22

26.6° 12.0°

1.5 mm

07-23

22.8° 11.5°

5.25 mm

07-24

21.9° 13.3°

2.06 mm

07-25

24.8° 11.3°

1.06 mm

07-26

22.4° 13.0°

2.81 mm

07-27

20.2° 14.6°

1.63 mm

Both models agree Avg diff: 2.3°C

What cities are near Västerås?

18 Eskilstuna 22 Enköping 7 Köping 5 Uppsala 5 Gamla Uppsala 15 Katrineholm 13 Märsta 11 Jakobsberg 10 Hässelby Villastad 25 Södertälje

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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 2026-07-21T17:12 UTC.