Air Quality in Knokke-Heist, Belgium
Windy
19.4°C · 63.0% humidity
19.4°
Feels 19.4°
14
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Knokke-Heist's air quality — share it
AQI Forecast
Calibrated
30
10pm
30
30
14
1am
24
32
37
4am
41
43
45
7am
47
47
48
10am
49
49
49
1pm
50
50
50
4pm
50
50
50
7pm
30
23
Station readings
26
CAMS model
adj -4
34
34
34
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54
34
27
Air Quality Index Trend
3h · 1 stnKnokke-Heist'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.
63.0%
Humidity
48.2 km/h
Wind NE
1014.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
3.28 µg/m³
PM10▲
20.55 µg/m³
050100150200300500
What is the weather forecast for Knokke-Heist?
Temperature & Precipitation
PM2.5 Trend
3h · 1 stationPM2.53.28 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
Station readings (2 stations within 25 km)
3.28
Median
8.35
Average
1.7
Low
15.0
High
PM2.5 µg/m³ · Model: 7.1 · Bias: +3.8
What is the 7-day forecast for Knokke-Heist?
07-21
20.3° 16.5°
5.06 mm
07-22
20.0° 17.0°
07-23
19.1° 17.5°
0.38 mm
07-24
19.1° 18.5°
4.44 mm
07-25
20.5° 16.2°
07-26
22.1° 17.8°
0.25 mm
07-27
20.3° 18.5°
0.19 mm
Both models agree
Avg diff: 1.5°C
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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 2026-07-21T23:00 UTC.