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Bielefeld Air Quality Index (AQI) | Air Pollution

Real-time PM2.5, PM10 air pollution level in North Rhine Westphalia

Last Updated: 2025-08-26 07:54:24 PM (Local Time)

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Live AQI
27(AQI-US)
Air Quality is
Good
pm10 :  14 µg/m³
PM2.5 :  5 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi good level.webp in Bielefeld
partly cloudy

25 °C

Partly Cloudy
Humidity
Humidity32 %

Wind Speed
Wind Speed10 km/h

UV Index
UV Index0
Last Updated: 2025-08-26 07:54:24 PM (Local Time)


Map

Bielefeld

Major Air Pollutants

Bielefeld

AQI Graph

Historical Air Quality Data

Bielefeld

Bielefeld

No Data Available

Download 2024 Annual Data

World Air Quality Report

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AQI Trends - Annual Air Quality Changes

Bielefeld, North Rhine Westphalia, Germany

Year
.
AQI


Annual AQI Trends

2020
20AQI
2021
27AQI
35%
Rise
2022
35AQI
30%
Rise
2023
36AQI
3%
Rise
2024
36AQI
0%
No Change
2025
41AQI
14%
Rise
Overall Annual Percentage (%) change of AQI in (2020 to 2025)
16%
Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedFebruary, 202569AQI

Least PollutedJanuary, 202115AQI

* This data analysis is from year 2020 - 2025

Bielefeld's Locations

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)

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Air Quality Index

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