Air Quality in Bielefeld, Germany

Windy
20.0°C · 41.3% humidity
20.0°
Feels 20.0°
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast

Nearby Monitoring Stations

AQI Forecast Calibrated
30 4pm
30
30
30 7pm
30
30
30 10pm
30
30
23 1am
23
30
30 4am
30
30
30 7am
23
23
23 10am
23
23
21 1pm
23
21
Station readings 7h ago
AQI 88
PM2.5 29.6 µg/m³ · 7h ago
CAMS model adj -4
34
34
34
34
34
34
34
34
34
27
27
34
34
34
34
34
27
27
27
27
27
25
27
25
AD 728×90

Air Quality Index Trend

6h · 1 stn

Bielefeld'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.

41.3%
Humidity
66.7 km/h
Wind NW
1012.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
30
7.1 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

6h · 1 station
PM2.57.1 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
07-21
27.0° 13.3°
0.38 mm
07-22
25.0° 10.6°
0.19 mm
07-23
20.0° 16.4°
0.62 mm
07-24
22.8° 14.5°
2.81 mm
07-25
28.3° 9.5°
07-26
28.1° 11.8°
7.0 mm
07-27
28.8° 16.4°
0.25 mm
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T17:17 UTC.