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Leerdam (South Holland) (NL)

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

Light sleet
2°C
Light sleet
Humidity
92.3%
Wind
7 m/s
Pressure
996.5 hPa
Direction
98°
Sunrise
05:00
Sunset
17:00
24h Forecast:
Temp.
2° / 9°
Precip.
1.7mm
Max wind
7.4 m/s

Hourly Forecast

03.02
Now
Weather
0.1
7
03.02
15:00
Weather
7
03.02
16:00
Weather
7
03.02
17:00
Weather
7
03.02
18:00
Weather
7
03.02
19:00
Weather
0.2
6
03.02
20:00
Weather
0.3
5
03.02
21:00
Weather
0.4
03.02
22:00
Weather
0.3
03.02
23:00
Weather
0.4
04.02
00:00
Weather
04.02
01:00
Weather
04.02
02:00
Weather
04.02
03:00
Weather
04.02
04:00
Weather
04.02
05:00
Weather
04.02
06:00
Weather
04.02
07:00
Weather
04.02
08:00
Weather
04.02
09:00
Weather
04.02
10:00
Weather
04.02
11:00
Weather
04.02
12:00
Weather
04.02
13:00
Weather

Temperature

9°C
2°C
14:00
2°C
15:00
2°C
16:00
2°C
17:00
2°C
18:00
2°C
19:00
2°C
20:00
3°C
21:00
3°C
22:00
4°C
23:00
5°C
00:00
6°C
01:00
6°C
02:00
6°C
03:00
5°C
04:00
5°C
05:00
5°C
06:00
5°C
07:00
4°C
08:00
4°C
09:00
4°C
10:00
6°C
11:00
7°C
12:00
8°C
13:00
9°C
14:00 01:00 13:00

Precipitation

0.4mm
0mm
14:00
0.1mm
19:00
0.2mm
20:00
0.3mm
21:00
0.4mm
22:00
0.3mm
23:00
0.4mm
14:00 01:00 13:00

Wind

7.4m/s
0m/s
14:00
7.2 m/s
15:00
7.4 m/s
16:00
7.3 m/s
17:00
6.9 m/s
18:00
6.5 m/s
19:00
6.1 m/s
20:00
5.4 m/s
21:00
4.7 m/s
22:00
4 m/s
23:00
3.9 m/s
00:00
3.6 m/s
01:00
3.6 m/s
02:00
3.8 m/s
03:00
3.8 m/s
04:00
3.9 m/s
05:00
3.6 m/s
06:00
3.2 m/s
07:00
2.9 m/s
08:00
3.4 m/s
09:00
3.6 m/s
10:00
3.2 m/s
11:00
3.4 m/s
12:00
3.4 m/s
13:00
3.7 m/s
14:00 01:00 13:00

Radiation

0.091 uSv
13 km
11.4%

Measurement time: 2026-02-03 12:00

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
58.6 km
173
57.7%

Measurement time: 2026-02-03 14:00

Calculated from PM2.5/PM10

PM2.5
58.6 km
100 µg/m3
119%

Measurement time: 2026-02-03 14:00

source: Aqicn

PM10
42 km
57 µg/m3
40.7%

Measurement time: 2026-02-03 14:00

source: Aqicn

O3
48.6 km
61.44 µg/m3
38.4%

Measurement time: 2026-02-03 14:47

source: OpenWeatherMap

NO2
89.5 km
12.4 µg/m3
6.2%

Measurement time: 2026-02-03 14:00

source: Aqicn

CO
48.6 km
0.25742 mg/m3
1.8%

Measurement time: 2026-02-03 14:47

source: OpenWeatherMap

SO2
69.9 km
0.89 µg/m3
0.3%

Measurement time: 2026-02-03 14:43

source: OpenWeatherMap

About Air Quality in Leerdam

Air quality in Leerdam 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 Leerdam

  • 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 Leerdam?

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 Leerdam

If you're planning outdoor activities in Leerdam, 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.