What is the air quality in Slagelse today?

The current Air Quality Index (AQI) in Slagelse is 18 (Good). PM2.5 concentration is 4.15 µg/m³.

What is the temperature in Slagelse right now?

The current temperature in Slagelse is 18.2°C (feels like 18.2°C). Humidity is 64.9% and wind speed is 100.4 km/h.

Is it safe to go outside in Slagelse?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 2.9 (Moderate).

Air Quality in Slagelse, Denmark

Drizzle

18.2°C · 64.9% humidity

18.2°

Feels 18.2°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

27 4pm

18 7pm

24 10pm

26 1am

27 4am

25 7am

25 10am

25 1pm

Air Quality Index Trend

29h · 2 stn

View full history →

Slagelse'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.

64.9%

Humidity

100.4 km/h

Wind W

1005.8 hPa

Pressure

2.9

UV Moderate

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

4.15 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Slagelse?

Temperature & Precipitation

PM2.5 Trend

29h · 2 stations

PM2.54.15 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX2.9

Moderate

What is the 7-day forecast for Slagelse?

07-21

21.5° 15.4°

6.0 mm

07-22

23.6° 15.3°

1.12 mm

07-23

19.7° 17.2°

0.81 mm

07-24

20.0° 15.5°

7.25 mm

07-25

22.4° 13.2°

0.81 mm

07-26

22.4° 14.5°

0.56 mm

07-27

21.8° 16.1°

2.62 mm

Both models agree Avg diff: 1.4°C

What cities are near Slagelse?

17 Klinteby Frihed 17 Ringsted 17 Næstved 17 Kalundborg 17 Nyborg 26 Holbæk 5 Køge 5 Roskilde 17 Vordingborg 5 Solrød Strand

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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 2026-07-21T17:11 UTC.