Air Quality in Haarlem, Netherlands

Windy
19.2°C · 70.8% humidity
19.2°
Feels 19.2°
29
Good
Air quality is satisfactory. Enjoy outdoor activities.
15 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
22 12am
22
21
29 3am
27
26
25 6am
24
23
23 9am
3
2
2 12pm
2
2
2 3pm
2
2
2 6pm
2
2
2 9pm
22
22
Station readings
14
30
21
CAMS model adj -32
54
54
54
54
54
54
54
54
54
54
34
34
34
34
34
34
34
34
34
34
34
34
54
54
AD 728×90

Air Quality Index Trend

42h · 7 stn

Haarlem'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.

70.8%
Humidity
120.5 km/h
Wind SW
1012.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

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

What is the weather forecast for Haarlem?

Temperature & Precipitation

PM2.5 Trend

42h · 7 stations
PM2.56.86 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (15 stations within 25 km)
6.86
Median
7.42
Average
1.56
Low
11.5
High
PM2.5 µg/m³ · Model: 9.65 · Bias: +2.8

What is the 7-day forecast for Haarlem?

08-03
19.4° 17.1°
08-04
17.5° 16.7°
1.44 mm
08-05
19.6° 17.2°
08-06
20.5° 18.9°
2.56 mm
08-07
27.5° 17.5°
3.81 mm
08-08
19.7° 14.7°
9.31 mm
08-09
19.5° 16.0°
1.38 mm
Both models agree Avg diff: 2.3°C

Where are air quality stations near Haarlem?

23
Schipholweg, Haarlem
1.2 km PM2.5: 5.5 µg/m³
19
Spaarnwoude, Amsterdam
6.5 km PM2.5: 4.6 µg/m³
22
PNH Hoofddorp
8.0 km PM2.5: 5.3 µg/m³
26
Hoogtij, Amsterdam
10.6 km PM2.5: 6.2 µg/m³
33
PNH Reijndersweg
11.6 km PM2.5: 7.9 µg/m³
22
West, PNH Beverwijk
12.1 km PM2.5: 5.3 µg/m³
46
Wijk aan Zee-Bosweg
12.4 km PM2.5: 11.0 µg/m³ PM10: 16.7 µg/m³
23
Vogelaarsdreef, De Zilk
12.7 km PM2.5: 5.5 µg/m³
15
PNH Wijk aan Zee
12.8 km PM2.5: 3.6 µg/m³
22
PNH Hemkade
14.0 km PM2.5: 5.3 µg/m³

What cities are near Haarlem?

30 Heemstede 30 Velserbroek 31 Zandvoort 33 Velsen-Zuid 34 IJmuiden 32 Hoofddorp 31 Hillegom 34 Beverwijk 32 Assendelft 30 Nieuw-Vennep
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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 2026-08-08T01:02 UTC.