Air Quality in Harderwijk, Netherlands
Partly Cloudy
12.7°C · 68.4% humidity
12.7°
Feels 12.7°
23
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Harderwijk's air quality — share it
AQI Forecast
Calibrated
22
2pm
22
22
23
5pm
22
29
29
8pm
29
29
29
11pm
29
29
29
2am
29
49
49
5am
49
49
49
8am
49
49
29
11am
22
22
Station readings
23
CAMS model
adj -5
27
27
27
27
27
34
34
34
34
34
34
34
34
34
54
54
54
54
54
54
54
34
27
27
Air Quality Index Trend
25h · 1 stnHarderwijk'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.
68.4%
Humidity
38.7 km/h
Wind N
1029.1 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.5 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Harderwijk?
Temperature & Precipitation
PM2.5 Trend
25h · 1 stationPM2.55.5 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX4.4
Moderate
Station readings (1 station within 25 km)
5.5
Median
5.5
Average
5.5
Low
5.5
High
PM2.5 µg/m³ · Model: 6.25 · Bias: +0.8
What is the 7-day forecast for Harderwijk?
09-05
16.3° 9.6°
09-06
21.2° 13.1°
0.06 mm
09-07
16.5° 11.6°
4.38 mm
09-08
20.8° 14.5°
4.56 mm
09-09
15.3° 10.6°
2.44 mm
09-10
20.0° 9.5°
0.25 mm
09-11
15.1° 9.5°
2.25 mm
Both models agree
Avg diff: 3.0°C
Where are air quality stations near Harderwijk?
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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 2026-09-05T15:06 UTC.