What is the air quality in Alkmaar today?

The current Air Quality Index (AQI) in Alkmaar is 18 (Good). PM2.5 concentration is 4.43 µg/m³.

What is the temperature in Alkmaar right now?

The current temperature in Alkmaar is 18.2°C (feels like 18.2°C). Humidity is 57.0% and wind speed is 86.0 km/h.

Is it safe to go outside in Alkmaar?

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

Air Quality in Alkmaar, Netherlands

Windy

18.2°C · 57.0% humidity

18.2°

Feels 18.2°

Good

Air quality is satisfactory. Enjoy outdoor activities.

4 stations

Nearby Monitoring Stations

AQI Forecast Calibrated

1 7pm

18 10pm

7 1am

3 4am

2 7am

1 10am

1 1pm

1 4pm

Station readings 6h ago

AQI 4

PM2.5 1.0 µg/m³ · 6h ago

CAMS model adj -26

Air Quality Index Trend

30h · 1 stn

View full history →

Alkmaar'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.

57.0%

Humidity

86.0 km/h

Wind WNW

1014.0 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

4.43 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Alkmaar?

Temperature & Precipitation

PM2.5 Trend

30h · 1 station

PM2.54.43 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.7

Low

Station readings (4 stations within 25 km)

4.43

Median

4.85

Average

1.2

Low

7.2

High

PM2.5 µg/m³ · Model: 6.25 · Bias: +1.8

What is the 7-day forecast for Alkmaar?

07-21

21.1° 15.0°

2.75 mm

07-22

21.5° 12.5°

5.25 mm

07-23

18.4° 15.5°

3.06 mm

07-24

19.9° 16.5°

1.37 mm

07-25

25.7° 11.7°

07-26

30.4° 13.8°

0.62 mm

07-27

22.4° 17.9°

0.75 mm

Both models agree Avg diff: 1.9°C

Where are air quality stations near Alkmaar?

PNH De Rijp

10.8 km PM2.5: 23.0 µg/m³

West, PNH Beverwijk

17.4 km PM2.5: 5.5 µg/m³

PNH Wijk aan Zee

18.2 km PM2.5: 15.0 µg/m³

–

Wijk aan Zee-Bosweg

18.7 km PM2.5: -1.0 µg/m³ PM10: 2.2 µg/m³

Staalstraat, Velsen

19.1 km PM2.5: 5.5 µg/m³

Wagenschotpad, Zaandam

20.9 km PM2.5: 6.2 µg/m³

Zaandam

21.8 km PM2.5: 8.2 µg/m³

Zaandam

21.8 km PM2.5: 10.8 µg/m³

Zaandam

21.8 km PM2.5: 14.0 µg/m³

Zaandam

21.8 km PM2.5: 6.0 µg/m³

What cities are near Alkmaar?

10 Bergen 15 Heiloo 26 Heerhugowaard 16 Castricum 15 Heemskerk 15 Beverwijk 26 Schagen 24 Assendelft 24 Purmerend 17 Velsen-Zuid

Get AQI alerts for Alkmaar

Notify me when air quality reaches:

ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T20:01 UTC.