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Olfen (North Rhine-Westphalia) (DE)

Air Quality Trend (last 7 days)

Good (0-50)
Moderate (51-100)
Unhealthy for Sensitive Groups (101-150)
Unhealthy (151-200)
Very Unhealthy (201-300)
Hazardous (300+)

Weather - 48h MET Norway

مطر خفيف
11°C
مطر خفيف
Humidity
92.7%
Wind
7 m/s
Pressure
1014.4 hPa
Direction
250°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
8° / 11°
Precip.
6mm
Max wind
8.7 m/s

Hourly Forecast

22.02
Now
Weather
11°
0.2
7
22.02
18:00
Weather
11°
0.2
6
22.02
19:00
Weather
10°
0.1
6
22.02
20:00
Weather
10°
6
22.02
21:00
Weather
10°
0.1
7
22.02
22:00
Weather
10°
7
22.02
23:00
Weather
0.5
6
23.02
00:00
Weather
7
23.02
01:00
Weather
7
23.02
02:00
Weather
6
23.02
03:00
Weather
6
23.02
04:00
Weather
6
23.02
05:00
Weather
6
23.02
06:00
Weather
0.1
6
23.02
07:00
Weather
0.2
7
23.02
08:00
Weather
0.4
7
23.02
09:00
Weather
0.4
7
23.02
10:00
Weather
9
23.02
11:00
Weather
10°
8
23.02
12:00
Weather
11°
0.4
8
23.02
13:00
Weather
10°
1.4
7
23.02
14:00
Weather
10°
0.8
7
23.02
15:00
Weather
10°
1.2
8
23.02
16:00
Weather
7

Temperature

11°C
8°C
17:00
11°C
18:00
11°C
19:00
10°C
20:00
10°C
21:00
10°C
22:00
10°C
23:00
9°C
00:00
9°C
01:00
9°C
02:00
9°C
03:00
9°C
04:00
9°C
05:00
8°C
06:00
8°C
07:00
8°C
08:00
8°C
09:00
8°C
10:00
8°C
11:00
10°C
12:00
11°C
13:00
10°C
14:00
10°C
15:00
10°C
16:00
9°C
17:00 04:00 16:00

Precipitation

1.4mm
0mm
17:00
0.2mm
18:00
0.2mm
19:00
0.1mm
21:00
0.1mm
23:00
0.5mm
06:00
0.1mm
07:00
0.2mm
08:00
0.4mm
09:00
0.4mm
12:00
0.4mm
13:00
1.4mm
14:00
0.8mm
15:00
1.2mm
17:00 04:00 16:00

Wind

8.7m/s
0m/s
17:00
6.6 m/s
18:00
6.2 m/s
19:00
6 m/s
20:00
6.3 m/s
21:00
6.8 m/s
22:00
6.7 m/s
23:00
6.3 m/s
00:00
6.6 m/s
01:00
6.6 m/s
02:00
6.2 m/s
03:00
5.8 m/s
04:00
6 m/s
05:00
6 m/s
06:00
6.2 m/s
07:00
6.8 m/s
08:00
6.5 m/s
09:00
7.2 m/s
10:00
8.7 m/s
11:00
7.9 m/s
12:00
8 m/s
13:00
7.3 m/s
14:00
7.4 m/s
15:00
7.6 m/s
16:00
6.7 m/s
17:00 04:00 16:00

Radiation

0.077 uSv
4.4 km
9.6%

Measurement time: 2026-02-22 13:00

source: remap_europe

We display the worst measurements from all stations in the area. This approach provides a more cautious assessment of air quality, accounting for local pollution sources.

AQI
19.8 km
37
12.3%

Measurement time: 2026-02-22 18:00

Calculated from PM2.5/PM10

O3
19.8 km
23.7 µg/m3
14.8%

Measurement time: 2026-02-22 18:00

source: Aqicn

PM2.5
19.8 km
9 µg/m3
10.7%

Measurement time: 2026-02-22 18:00

source: Aqicn

NO2
19.8 km
6.1 µg/m3
3.1%

Measurement time: 2026-02-22 18:00

source: Aqicn

PM10
19.8 km
3 µg/m3
2.1%

Measurement time: 2026-02-22 18:00

source: Aqicn

About Air Quality in Olfen

Air quality in Olfen is monitored in real-time by sensors and measurement stations. On this page you'll find current data on major air pollutants including particulate matter PM2.5 and PM10, nitrogen dioxide (NO2), ozone (O3), and radiation levels.

Common Pollutants in Olfen

  • PM2.5 - fine particulate matter up to 2.5 micrometers, particularly harmful to health
  • PM10 - particulate matter up to 10 micrometers from traffic and industry
  • NO2 - nitrogen dioxide mainly emitted by vehicles
  • O3 - tropospheric ozone formed in photochemical reactions

When is Air Quality Best in Olfen?

Generally, the best air quality occurs:

  • Early morning (5:00-7:00 AM) before rush hour traffic
  • After rainfall which cleanses the atmosphere
  • During strong winds that disperse pollutants
  • In summer months when heating systems are less used

Tips for Runners in Olfen

If you're planning outdoor activities in Olfen, always check the current AQI value. When AQI exceeds 100, consider moving your workout indoors or shortening the distance. People with respiratory issues, children, and seniors should be especially cautious during elevated pollution levels. Choose routes away from busy streets and industrial areas.