Air Quality in Castricum, Netherlands

Windy
15.3°C · 59.9% humidity
15.3°
Feels 15.3°
29
Good
Air quality is satisfactory. Enjoy outdoor activities.
10 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
25 2pm
27
31
29 5pm
31
31
51 8pm
51
31
31 11pm
31
31
31 2am
51
51
51 5am
51
31
51 8am
51
51
31 11am
24
24
Station readings
25
27
39
CAMS model adj -3
34
27
34
34
34
34
54
54
34
34
34
34
34
54
54
54
54
34
54
54
54
34
27
27
AD 728×90

Air Quality Index Trend

40h · 5 stn

Castricum'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.

59.9%
Humidity
45.4 km/h
Wind NNW
1029.4 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
29
6.91 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Castricum?

Temperature & Precipitation

PM2.5 Trend

40h · 5 stations
PM2.56.91 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX4.4
Moderate
AD 300×250
Station readings (10 stations within 25 km)
6.91
Median
7.12
Average
5.8
Low
10.8
High
PM2.5 µg/m³ · Model: 7.1 · Bias: +0.2

What is the 7-day forecast for Castricum?

09-05
18.3° 15.3°
0.69 mm
09-06
18.8° 17.1°
2.19 mm
09-07
18.0° 15.8°
3.94 mm
09-08
18.7° 16.2°
11.38 mm
09-09
18.9° 15.4°
7.5 mm
09-10
18.6° 13.1°
0.13 mm
09-11
14.9° 13.2°
1.87 mm
Both models agree Avg diff: 2.0°C

Where are air quality stations near Castricum?

26
West, PNH Beverwijk
6.8 km PM2.5: 6.2 µg/m³
25
Wijk aan Zee-Bosweg
8.0 km PM2.5: 6.1 µg/m³ PM10: 24.4 µg/m³
24
PNH Reijndersweg
9.8 km PM2.5: 5.8 µg/m³
45
PNH Reijndersweg
9.8 km PM2.5: 10.8 µg/m³
27
PNH De Rijp
13.1 km PM2.5: 6.5 µg/m³
28
Hoogtij, Amsterdam
15.1 km PM2.5: 6.7 µg/m³
22
Zaandam
16.0 km PM2.5: 5.3 µg/m³
27
Zaandam
16.0 km PM2.5: 6.5 µg/m³
23
Zaandam
16.0 km PM2.5: 5.5 µg/m³
21
Zaandam
16.0 km PM2.5: 5.0 µg/m³

What cities are near Castricum?

28 Heemskerk 29 Heiloo 27 Beverwijk 29 Velsen-Zuid 29 Assendelft 31 IJmuiden 28 Alkmaar 30 Velserbroek 29 Bergen 28 Zaanstad
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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.