What is the air quality in Alfter today?

The current Air Quality Index (AQI) in Alfter is 40 (Good). PM2.5 concentration is 9.49 µg/m³.

What is the temperature in Alfter right now?

The current temperature in Alfter is 5.0°C (feels like -0.4°C). Humidity is 79.1% and wind speed is 36.1 km/h.

Is it safe to go outside in Alfter?

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

Air Quality in Alfter, Germany

Cloudy

5.0°C · 79.1% humidity

5.0°

Feels -0.4°

Good

Air quality is satisfactory. Enjoy outdoor activities.

4 stations

Nearby Monitoring Stations

AQI Forecast

52 7am

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Station readings

Air Quality Index Trend

47h · 3 stn

View full history →

Alfter'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.

79.1%

Humidity

36.1 km/h

Wind SE

1017.6 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

9.49 µg/m³

PM10

27.4 µg/m³

050100150200300500

What is the weather forecast for Alfter?

Temperature & Precipitation

PM2.5 Trend

47h · 3 stations

PM2.59.49 µg/m³ ✓ WHO

Good

PM1027.4 µg/m³

Good

UV INDEX0.0

Low

Station readings (4 stations within 25 km)

9.49

Median

9.57

Average

0.5

Low

27.61

High

PM2.5 µg/m³ · Model: 13.5 · Bias: +4.0

What is the 7-day forecast for Alfter?

10-21

16.8° 5.0°

0.06 mm

10-22

19.2° 7.1°

0.06 mm

10-23

10.3° 7.0°

1.25 mm

10-24

11.3° 5.9°

0.63 mm

10-25

16.0° 6.0°

10-26

12.2° 7.2°

4.37 mm

10-27

17.7° 5.7°

0.25 mm

Both models agree Avg diff: 3.3°C

Where are air quality stations near Alfter?

Bonn

2.7 km 11.3°C 74.0% RH PM2.5: 9.0 µg/m³ PM10: 12.0 µg/m³

Köln-Rodenkirchen, Germany

17.5 km PM2.5: 0.5 µg/m³

Hürth, Germany

18.8 km PM2.5: 0.5 µg/m³

Hansaring

24.2 km PM2.5: 24.0 µg/m³ PM10: 27.6 µg/m³

Rheintalstraße

30.9 km 16.6°C 62.0% RH PM2.5: 30.2 µg/m³ PM10: 34.1 µg/m³

What cities are near Alfter?

40 Bornheim 40 Bonn Hardtberg 37 Bonn 35 Niederkassel 28 Wesseling 55 Meckenheim 40 Weilerswist 57 Wachtberg 43 Troisdorf 40 Rheinbach

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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 2026-10-21T08:27 UTC.