Air Quality in Alkmaar, Netherlands
Partly Cloudy
12.8°C · 65.3% humidity
12.8°
Feels 12.8°
28
Good
Air quality is satisfactory. Enjoy outdoor activities.
7 stations
Nearby Monitoring Stations
Alkmaar's air quality — share it
AQI Forecast
Calibrated
26
2pm
29
29
28
5pm
34
38
41
8pm
23
25
26
11pm
27
28
21
2am
21
21
22
5am
22
22
22
8am
29
29
29
11am
29
22
Station readings
26
24
38
CAMS model
adj -5
34
34
34
54
54
54
54
34
34
34
34
34
27
27
27
27
27
27
27
34
34
34
34
27
Air Quality Index Trend
42h · 2 stnAlkmaar'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.
65.3%
Humidity
35.3 km/h
Wind NW
1029.4 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
6.79 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Alkmaar?
Temperature & Precipitation
PM2.5 Trend
42h · 2 stationsPM2.56.79 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX4.4
Moderate
Station readings (7 stations within 25 km)
6.79
Median
6.94
Average
5.8
Low
10.8
High
PM2.5 µg/m³ · Model: 9.75 · Bias: +3.0
What is the 7-day forecast for Alkmaar?
09-05
17.6° 12.8°
0.31 mm
09-06
19.0° 14.3°
0.88 mm
09-07
16.2° 14.5°
1.75 mm
09-08
19.6° 14.7°
9.5 mm
09-09
16.8° 12.6°
4.19 mm
09-10
19.4° 9.6°
0.19 mm
09-11
15.6° 10.6°
1.81 mm
Both models agree
Avg diff: 2.5°C
Where are air quality stations near Alkmaar?
27
PNH De Rijp
26
West, PNH Beverwijk
25
Wijk aan Zee-Bosweg
24
PNH Reijndersweg
45
PNH Reijndersweg
27
Zaandam
22
Zaandam
27
Zaandam
25
Zaandam
21
Zaandam
What cities are near 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 2026-09-05T15:50 UTC.