What is the air quality in Sint-Niklaas today?

The current Air Quality Index (AQI) in Sint-Niklaas is 23 (Good). PM2.5 concentration is 5.64 µg/m³.

What is the temperature in Sint-Niklaas right now?

The current temperature in Sint-Niklaas is 13.8°C (feels like 13.8°C). Humidity is 57.9% and wind speed is 28.8 km/h.

Is it safe to go outside in Sint-Niklaas?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.7 (Low).

Air Quality in Sint-Niklaas, Belgium

Partly Cloudy

13.8°C · 57.9% humidity

13.8°

Feels 13.8°

Good

Air quality is satisfactory. Enjoy outdoor activities.

19 stations

Nearby Monitoring Stations

AQI Forecast Calibrated

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Station readings

CAMS model adj -21

Air Quality Index Trend

23h · 17 stn

View full history →

Sint-Niklaas'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.

57.9%

Humidity

28.8 km/h

Wind NNE

1014.8 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

5.64 µg/m³

PM10

20.55 µg/m³

050100150200300500

What is the weather forecast for Sint-Niklaas?

Temperature & Precipitation

PM2.5 Trend

23h · 17 stations

PM2.55.64 µg/m³ ✓ WHO

Good

PM1020.55 µg/m³

Good

UV INDEX0.7

Low

Station readings (19 stations within 25 km)

5.64

Median

4.81

Average

1.1

Low

11.5

High

PM2.5 µg/m³ · Model: 7.1 · Bias: +1.5

What is the 7-day forecast for Sint-Niklaas?

07-21

24.9° 14.1°

4.75 mm

07-22

25.1° 13.8°

0.25 mm

07-23

20.2° 17.8°

0.5 mm

07-24

21.5° 15.0°

3.81 mm

07-25

32.5° 12.0°

07-26

34.0° 13.0°

0.06 mm

07-27

28.1° 17.6°

0.06 mm

Both models agree Avg diff: 3.1°C

Where are air quality stations near Sint-Niklaas?

Verrebroek, Belgium

10.7 km PM2.5: 14.0 µg/m³

Hoboken, Belgium

13.8 km PM2.5: 14.0 µg/m³

Antwerpen (burchtse Weel), Belgium

15.3 km PM2.5: 12.0 µg/m³

Doel (engelsesteenweg), Belgium

16.8 km PM2.5: 1.2 µg/m³

antwerpen (blancefloerlaan)

16.8 km PM2.5: 1.7 µg/m³ PM10: 5.0 µg/m³

Kallo (liefkenshoektunnel), Belgium

17.4 km PM2.5: 6.0 µg/m³

antwerpen (van averbekelaan)

17.7 km PM2.5: 1.7 µg/m³ PM10: 6.0 µg/m³

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netherlands-axel-hulsterseweg

18.2 km PM2.5: 0.0 µg/m³ PM10: 0.0 µg/m³

Boom, Belgium

18.4 km PM2.5: 2.2 µg/m³

Antwerpen-linkeroever, Belgium

18.6 km PM2.5: 10.1 µg/m³

What cities are near Sint-Niklaas?

25 Sint-Gillis-Waas 24 Temse 24 Hamme 20 Stekene 32 Beveren 23 Bornem 18 Lokeren 20 Zele 22 Zwijndrecht 22 Puurs

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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 2026-07-21T22:37 UTC.