Air Quality in Alfter, Germany

Clear
15.3°C · 46.0% humidity
15.3°
Feels 15.3°
18
Good
Air quality is satisfactory. Enjoy outdoor activities.
5 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
17 12am
17
17
18 3am
16
15
14 6am
13
12
12 9am
12
4
4 12pm
4
4
4 3pm
4
4
4 6pm
4
4
4 9pm
4
4
Station readings
17
17
17
CAMS model adj -23
34
34
34
34
34
34
34
34
34
34
34
27
27
27
27
27
27
27
27
27
27
27
27
27
AD 728×90

Air Quality Index Trend

47h · 3 stn

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.

46.0%
Humidity
19.8 km/h
Wind SW
1014.9 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
18
4.16 µg/m³
PM10▲
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Alfter?

Temperature & Precipitation

PM2.5 Trend

47h · 3 stations
PM2.54.16 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (5 stations within 25 km)
4.16
Median
5.34
Average
2.01
Low
7.0
High
PM2.5 µg/m³ · Model: 7.1 · Bias: +2.9

What is the 7-day forecast for Alfter?

07-22
28.5° 15.3°
0.31 mm
07-23
21.0° 17.8°
0.31 mm
07-24
25.1° 17.1°
0.75 mm
07-25
31.4° 12.2°
07-26
31.3° 13.4°
3.13 mm
07-27
30.3° 18.0°
07-28
24.9° 16.5°
Both models agree Avg diff: 3.7°C

Where are air quality stations near Alfter?

17
Bonn
2.7 km 18.7°C 48.0% RH PM2.5: 4.0 µg/m³ PM10: 6.0 µg/m³
21
Bonn-Auerberg, Germany
5.2 km PM2.5: 5.0 µg/m³
30
Bonn-Auerberg, Germany
5.2 km PM2.5: 7.2 µg/m³
20
Köln-Rodenkirchen, Germany
17.5 km PM2.5: 4.8 µg/m³
44
Hürth, Germany
18.8 km PM2.5: 10.6 µg/m³
10
Hansaring
24.2 km PM2.5: 2.3 µg/m³ PM10: 2.4 µg/m³
18
Rheintalstraße
30.9 km 21.6°C 41.0% RH PM2.5: 4.3 µg/m³ PM10: 5.2 µg/m³

What cities are near Alfter?

20 Bornheim 17 Bonn Hardtberg 18 Bonn 24 Niederkassel 25 Wesseling 18 Meckenheim 23 Weilerswist 18 Wachtberg 23 Troisdorf 17 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 2026-07-22T01:44 UTC.