Air Quality in Alkmaar, Netherlands
Windy
19.3°C · 62.1% humidity
19.3°
Feels 19.3°
32
Good
Air quality is satisfactory. Enjoy outdoor activities.
5 stations
Nearby Monitoring Stations
Alkmaar's air quality — share it
AQI Forecast
Calibrated
43
2am
43
37
32
5am
35
37
39
8am
40
41
42
11am
42
42
42
2pm
43
43
43
5pm
43
36
36
8pm
36
36
36
11pm
43
43
Station readings
73
63
37
CAMS model
adj +9
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
34
27
27
27
27
27
34
34
Air Quality Index Trend
33h · 5 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.
62.1%
Humidity
94.1 km/h
Wind SW
1012.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
7.61 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Alkmaar?
Temperature & Precipitation
PM2.5 Trend
33h · 5 stationsPM2.57.61 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (5 stations within 25 km)
7.61
Median
7.02
Average
2.28
Low
8.2
High
PM2.5 µg/m³ · Model: 7.1 · Bias: -0.5
What is the 7-day forecast for Alkmaar?
08-03
25.4° 15.7°
08-04
18.8° 14.3°
1.75 mm
08-05
20.9° 15.4°
08-06
24.7° 17.2°
1.56 mm
08-07
30.6° 16.6°
3.5 mm
08-08
19.1° 13.3°
9.81 mm
08-09
19.4° 14.0°
1.81 mm
Both models agree
Avg diff: 3.2°C
Where are air quality stations near Alkmaar?
16
PNH De Rijp
23
Wijk aan Zee-Bosweg
29
Staalstraat, Velsen
64
PNH Reijndersweg
26
Zaandam
26
Zaandam
26
Zaandam
32
Zaandam
22
Zaandam
18
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 2026-08-08T03:00 UTC.