Air Quality in Zemst, Belgium

Windy
19.9°C · 62.5% humidity
19.9°
Feels 19.9°
54
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
15 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
51 7pm
51
51
54 10pm
58
58
78 1am
78
58
58 4am
58
58
58 7am
58
58
58 10am
51
58
58 1pm
58
78
78 4pm
78
78
Station readings
33
79
74
77
CAMS model adj +24
27
27
27
27
34
34
54
54
34
34
34
34
34
34
34
34
27
34
34
34
54
54
54
54
AD 728×90

Air Quality Index Trend

45h · 1 stn

Zemst'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.

62.5%
Humidity
85.1 km/h
Wind NNE
1019.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
54
13.7 µg/m³
PM10
38
41.15 µg/m³
050100150200300500

What is the weather forecast for Zemst?

Temperature & Precipitation

PM2.5 Trend

45h · 1 station
PM2.513.7 µg/m³ ✓ WHO
Moderate
PM1041.15 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (15 stations within 25 km)
13.7
Median
13.75
Average
7.7
Low
24.33
High
PM2.5 µg/m³ · Model: 10.0 · Bias: -3.7

What is the 7-day forecast for Zemst?

05-29
19.9° 11.8°
05-30
17.8° 12.5°
3.13 mm
05-31
25.0° 10.5°
1.0 mm
06-01
23.6° 11.9°
0.25 mm
06-02
25.9° 13.9°
9.06 mm
06-03
17.6° 13.4°
0.25 mm
06-04
29.0° 19.4°
0.31 mm
Both models agree Avg diff: 4.1°C

Where are air quality stations near Zemst?

59
mechelen (hendrik speecqvest)
4.4 km PM2.5: 16.0 µg/m³ PM10: 37.0 µg/m³
56
Vilvoorde, Belgium
4.9 km PM2.5: 14.5 µg/m³
5
Steenokkerzeel, Belgium
8.6 km PM2.5: 1.2 µg/m³
42
Neder-over-heembeek, Belgium
10.9 km PM2.5: 10.1 µg/m³
25
Neder-over-heembeek, Belgium
10.9 km PM2.5: 6.0 µg/m³
25
Voorhaven (haren), Belgium
12.3 km PM2.5: 6.0 µg/m³
60
Boom, Belgium
13.4 km PM2.5: 16.4 µg/m³
77
belgium-woluwe-saint-lambert-sint-lambrechts-woluwe-avenue-marie-josé-marie-josélaan
15.7 km 30.0°C 45.0% RH PM2.5: 24.4 µg/m³ PM10: 24.7 µg/m³
32
Brussels
16.6 km PM2.5: 7.7 µg/m³
59
brussel (regentlaan)
16.9 km PM2.5: 15.8 µg/m³ PM10: 40.0 µg/m³

What cities are near Zemst?

59 Mechelen 50 Vilvoorde 54 Grimbergen 56 Meise 54 Sint-Katelijne-Waver 57 Zaventem 52 Willebroek 54 Kortenberg 58 Evere 52 Duffel
Get AQI alerts for Zemst

Notify me when air quality reaches:

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-29T20:37 UTC.