Air Quality in Middelharnis, Netherlands

Partly Cloudy
19.1°C · 53.5% humidity
19.1°
Feels 19.1°
34
Good
Air quality is satisfactory. Enjoy outdoor activities.
13 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
20 7pm
20
20
34 10pm
37
34
32 1am
51
50
49 4am
48
48
28 7am
27
47
47 10am
47
47
47 1pm
47
47
47 4pm
47
27
Station readings
26
CAMS model adj -7
27
27
27
27
34
34
34
54
54
54
54
54
34
34
54
54
54
54
54
54
54
54
54
34
AD 728×90

Air Quality Index Trend

5h · 11 stn

Middelharnis'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.

53.5%
Humidity
28.5 km/h
Wind WNW
1014.7 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
34
8.23 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Middelharnis?

Temperature & Precipitation

PM2.5 Trend

5h · 11 stations
PM2.58.23 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (13 stations within 25 km)
8.23
Median
8.24
Average
4.85
Low
12.0
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -2.0

What is the 7-day forecast for Middelharnis?

07-21
19.3° 16.8°
0.81 mm
07-22
19.8° 16.6°
07-23
18.2° 17.0°
0.69 mm
07-24
19.9° 17.7°
4.56 mm
07-25
20.1° 15.3°
07-26
26.4° 17.5°
1.25 mm
07-27
20.4° 18.7°
0.25 mm
Both models agree Avg diff: 1.4°C

Where are air quality stations near Middelharnis?

65
Spoortunnel, Botlek
16.3 km PM2.5: 18.8 µg/m³
11
Floreslaan, Vlaardingen
20.3 km PM2.5: 2.6 µg/m³
16
Floreslaan, Vlaardingen
20.3 km PM2.5: 3.8 µg/m³
10
Vlaardingen-Riouwlaan
20.8 km PM2.5: 2.4 µg/m³ PM10: 8.3 µg/m³
57
Soetemanweg, Pernis
21.1 km PM2.5: 15.0 µg/m³
21
Soetemanweg, Pernis
21.1 km PM2.5: 5.0 µg/m³
–
Rotterdam-Maasvlakte
22.6 km PM2.5: 0.0 µg/m³ PM10: 4.2 µg/m³
80
Berghaven, Hoek v. Holland
24.7 km PM2.5: 25.9 µg/m³
13
Pleinweg, Rotterdam
26.3 km PM2.5: 3.1 µg/m³
59
Zwingelspaansedijk, Fijnaart
26.7 km PM2.5: 15.9 µg/m³

What cities are near Middelharnis?

35 Hellevoetsluis 34 Spijkenisse 28 Hoogvliet 30 Oud-Beijerland 39 Maassluis 30 Rhoon 29 Vlaardingen 26 Steenbergen 43 Schiedam 33 Naaldwijk
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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 2026-07-21T20:51 UTC.