Air Quality in Katwijk aan Zee, Netherlands
Rain
8.1°C · 94.1% humidity
8.1°
Feels 4.0°
27
Good
Air quality is satisfactory. Enjoy outdoor activities.
4 stations
Nearby Monitoring Stations
AQI Forecast
Calibrated
65
7pm
61
32
10
10pm
49
49
49
1am
37
37
37
4am
37
37
49
7am
49
49
37
10am
37
49
49
1pm
49
62
62
4pm
62
62
Station readings
65
61
32
10
CAMS model
adj +12
37
25
25
25
37
37
37
25
25
25
25
25
37
37
37
25
25
37
37
37
50
50
50
50
PM2.5 Trend (24h)
26h · 2 stations94.1%
Humidity
29.8 km/h
Wind NW
1013.1 hPa
Pressure
6.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
What is the weather forecast for Katwijk aan Zee?
Temperature & Precipitation
PM2.56.43 µg/m³
✓ WHO
Good
PM1027.45 µg/m³
Good
UV INDEX6.9
High
Station readings (4 stations within 25 km)
6.43
Median
7.07
Average
4.74
Low
10.7
High
PM2.5 µg/m³ · Model: 23.4 · Bias: +17.0
What is the 7-day forecast for Katwijk aan Zee?
04-09
10.1° 8.1°
16.13 mm
04-10
9.8° 5.8°
3.31 mm
04-11
8.8° 7.6°
2.69 mm
04-12
8.9° 6.6°
0.38 mm
04-13
10.7° 6.8°
1.31 mm
04-14
12.4° 6.0°
04-15
12.4° 5.9°
Both models agree
Avg diff: 2.2°C
Where are air quality stations near Katwijk aan Zee?
10
netherlands-voorhout-linnaeuslaan
25
Willem de Zwijgerlaan, Leiden
52
Willem de Zwijgerlaan, Leiden
34
Vogelaarsdreef, De Zilk
–
netherlands-hof-van-scheveningen
37
Rebecquestraat, Den Haag
9
netherlands-laak-binckhorstlaan
7
Den Haag-Neherkade
26
Bleriotlaan, Den Haag
15
PNH Hoofddorp
What cities are near Katwijk aan Zee?
Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T22:45 UTC.