Air Quality in Harderwijk, Netherlands
Windy
21.5°C · 47.3% humidity
21.5°
Feels 21.5°
20
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Harderwijk's air quality — share it
AQI Forecast
Calibrated
4
12am
11
11
20
3am
37
36
34
6am
33
33
32
9am
32
12
11
12pm
11
4
4
3pm
4
4
4
6pm
11
11
11
9pm
31
31
Station readings
4
14
CAMS model
adj -23
27
34
34
34
54
54
54
54
54
54
54
34
34
34
27
27
27
27
27
34
34
34
54
54
Air Quality Index Trend
19h · 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.
47.3%
Humidity
51.5 km/h
Wind W
1012.9 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
4.94 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Harderwijk?
Temperature & Precipitation
PM2.5 Trend
19h · 1 stationPM2.54.94 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
Station readings (2 stations within 25 km)
4.94
Median
3.43
Average
1.36
Low
5.5
High
PM2.5 µg/m³ · Model: 6.15 · Bias: +1.2
What is the 7-day forecast for Harderwijk?
08-03
32.0° 16.2°
08-04
20.8° 14.3°
0.69 mm
08-05
25.8° 13.2°
0.13 mm
08-06
27.7° 15.9°
0.88 mm
08-07
30.0° 14.8°
1.69 mm
08-08
18.9° 13.0°
4.69 mm
08-09
20.5° 12.3°
3.44 mm
Both models agree
Avg diff: 3.8°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 2026-08-08T01:01 UTC.