Air Quality in Heemskerk, Netherlands
Windy
19.2°C · 70.8% humidity
19.2°
Feels 19.2°
34
Good
Air quality is satisfactory. Enjoy outdoor activities.
12 stations
Nearby Monitoring Stations
Heemskerk's air quality — share it
AQI Forecast
Calibrated
21
2am
44
38
34
5am
31
31
31
8am
31
11
11
11am
11
11
11
2pm
11
11
11
5pm
11
11
11
8pm
11
31
31
11pm
31
31
Station readings
21
44
38
CAMS model
adj -23
54
54
54
54
54
54
54
54
34
34
34
34
34
34
34
34
34
34
34
34
54
54
54
54
Air Quality Index Trend
28h · 9 stnHeemskerk'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.
70.8%
Humidity
120.5 km/h
Wind SW
1012.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
8.05 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Heemskerk?
Temperature & Precipitation
PM2.5 Trend
28h · 9 stationsPM2.58.05 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
Station readings (12 stations within 25 km)
8.05
Median
7.81
Average
2.9
Low
11.5
High
PM2.5 µg/m³ · Model: 9.65 · Bias: +1.6
What is the 7-day forecast for Heemskerk?
08-03
19.4° 17.1°
08-04
17.5° 16.7°
1.44 mm
08-05
19.6° 17.2°
08-06
20.5° 18.9°
2.56 mm
08-07
27.5° 17.5°
3.81 mm
08-08
19.7° 14.7°
9.31 mm
08-09
19.5° 16.0°
1.38 mm
Both models agree
Avg diff: 2.8°C
Where are air quality stations near Heemskerk?
29
Staalstraat, Velsen
23
Wijk aan Zee-Bosweg
64
PNH Reijndersweg
22
Hoogtij, Amsterdam
31
Zaandam
22
Zaandam
26
Zaandam
18
Zaandam
26
Zaandam
26
Zaandam
What cities are near Heemskerk?
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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 2026-08-08T03:03 UTC.