What is the air quality in Heemskerk today?

The current Air Quality Index (AQI) in Heemskerk is 26 (Good). PM2.5 concentration is 6.24 µg/m³.

What is the temperature in Heemskerk right now?

The current temperature in Heemskerk is 13.5°C (feels like 13.5°C). Humidity is 76.8% and wind speed is 86.2 km/h.

Is it safe to go outside in Heemskerk?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.7 (Low).

Air Quality in Heemskerk, Netherlands

Windy

13.5°C · 76.8% humidity

13.5°

Feels 13.5°

Good

Air quality is satisfactory. Enjoy outdoor activities.

21 stations

Nearby Monitoring Stations

AQI Forecast Calibrated

0 4am

26 7am

11 10am

4 1pm

2 4pm

1 7pm

0 10pm

0 1am

Station readings 31h ago

AQI 24

PM2.5 5.7 µg/m³ · 31h ago

Air Quality Index Trend

48h · 28 stn

View full history →

Heemskerk'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.

76.8%

Humidity

86.2 km/h

Wind WNW

1019.7 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

6.24 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Heemskerk?

Temperature & Precipitation

PM2.5 Trend

48h · 28 stations

PM2.56.24 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.7

Low

Station readings (21 stations within 25 km)

6.24

Median

6.27

Average

1.1

Low

16.4

High

PM2.5 µg/m³ · Model: 5.9 · Bias: -0.3

What is the 7-day forecast for Heemskerk?

06-09

15.3° 13.3°

1.87 mm

06-10

18.5° 13.0°

0.19 mm

06-11

15.7° 14.6°

1.81 mm

06-12

13.7° 12.8°

1.31 mm

06-13

17.6° 12.7°

0.13 mm

06-14

17.0° 14.2°

0.62 mm

06-15

15.1° 13.5°

1.06 mm

Both models agree Avg diff: 2.3°C

Where are air quality stations near Heemskerk?

West, PNH Beverwijk

3.2 km PM2.5: 6.2 µg/m³

Staalstraat, Velsen

4.9 km PM2.5: 3.1 µg/m³

PNH Wijk aan Zee

5.1 km PM2.5: 9.1 µg/m³

Wijk aan Zee-Bosweg

5.4 km PM2.5: 1.1 µg/m³ PM10: 8.0 µg/m³

Wagenschotpad, Zaandam

12.1 km PM2.5: 13.5 µg/m³

Zaandam

13.1 km PM2.5: 8.6 µg/m³

Zaandam

13.1 km PM2.5: 17.3 µg/m³

Zaandam

13.1 km PM2.5: 5.3 µg/m³

Zaandam

13.1 km PM2.5: 32.1 µg/m³

Zaandam

13.1 km PM2.5: 1.2 µg/m³

What cities are near Heemskerk?

28 Beverwijk 28 Castricum 35 Velsen-Zuid 25 Assendelft 36 IJmuiden 27 Velserbroek 33 Heiloo 25 Zaanstad 25 Zaandam 36 Alkmaar

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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 2026-06-09T05:26 UTC.