Air Quality in Harderwijk, Netherlands
Overcast
11.2°C · 93.1% humidity
11.2°
Feels 11.2°
27
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Harderwijk's air quality — share it
AQI Forecast
Calibrated
5
8pm
5
7
27
11pm
21
17
14
2am
19
18
10
5am
9
15
15
8am
8
8
7
11am
7
5
5
2pm
5
5
5
5pm
5
5
Station readings
26
CAMS model
adj -20
25
25
27
27
27
27
27
34
34
27
27
34
34
27
27
27
27
25
25
25
25
25
25
25
Air Quality Index Trend
16h · 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.
93.1%
Humidity
34.1 km/h
Wind NW
1014.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
6.5 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Harderwijk?
Temperature & Precipitation
PM2.5 Trend
16h · 1 stationPM2.56.5 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (2 stations within 25 km)
6.5
Median
6.5
Average
6.0
Low
7.0
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -0.2
What is the 7-day forecast for Harderwijk?
07-21
27.7° 14.1°
0.62 mm
07-22
24.6° 11.2°
1.37 mm
07-23
20.7° 14.5°
0.69 mm
07-24
23.6° 14.1°
3.94 mm
07-25
30.7° 8.8°
07-26
33.2° 11.8°
0.06 mm
07-27
26.4° 16.0°
0.06 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 2026-07-21T21:28 UTC.