What is the air quality in Harlesden today?

The current Air Quality Index (AQI) in Harlesden is 31 (Good). PM2.5 concentration is 7.38 µg/m³.

What is the temperature in Harlesden right now?

The current temperature in Harlesden is 16.9°C (feels like 16.9°C). Humidity is 50.7% and wind speed is 49.8 km/h.

Is it safe to go outside in Harlesden?

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

Air Quality in Harlesden, United Kingdom

Windy

16.9°C · 50.7% humidity

16.9°

Feels 16.9°

Good

Air quality is satisfactory. Enjoy outdoor activities.

32 stations

Nearby Monitoring Stations

AQI Forecast

54 1am

31 4am

26 7am

24 10am

26 1pm

27 4pm

25 7pm

25 10pm

Air Quality Index Trend

48h · 13 stn

View full history →

Harlesden'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.

50.7%

Humidity

49.8 km/h

Wind ENE

1015.5 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

7.38 µg/m³

PM10

20.55 µg/m³

050100150200300500

What is the weather forecast for Harlesden?

Temperature & Precipitation

PM2.5 Trend

48h · 13 stations

PM2.57.38 µg/m³ ✓ WHO

Good

PM1020.55 µg/m³

Good

UV INDEX0.7

Low

Station readings (32 stations within 25 km)

7.38

Median

8.25

Average

2.2

Low

16.9

High

PM2.5 µg/m³ · Model: 9.75 · Bias: +2.4

What is the 7-day forecast for Harlesden?

07-22

24.8° 16.9°

07-23

20.0° 18.3°

0.62 mm

07-24

22.4° 16.0°

1.94 mm

07-25

29.4° 14.1°

0.69 mm

07-26

20.9° 14.4°

1.69 mm

07-27

28.1° 17.2°

2.0 mm

07-28

27.8° 19.2°

Both models agree Avg diff: 2.6°C

Where are air quality stations near Harlesden?

Harlesden HP1

0.6 km PM2.5: 8.7 µg/m³

Harlesden LP1

0.7 km PM2.5: 7.7 µg/m³

Harlesden HP2

0.8 km PM2.5: 9.1 µg/m³

Harlesden LP2

1.0 km PM2.5: 9.5 µg/m³

London N. Kensington, United Kingdom

3.2 km PM2.5: 16.9 µg/m³

London N. Kensington, United Kingdom

3.2 km PM2.5: 4.1 µg/m³

Kensington and Chelsea - North Ken, new

3.2 km PM2.5: 5.0 µg/m³

Hounslow Chiswick, United Kingdom

5.1 km PM2.5: 10.6 µg/m³

Hounslow Chiswick, United Kingdom

5.1 km PM2.5: 2.9 µg/m³

Hounslow Chiswick, United Kingdom

5.1 km PM2.5: 7.2 µg/m³

What cities are near Harlesden?

38 Willesden 36 Cricklewood 35 Wembley 35 Acton 35 Brent 37 Shepherds Bush 36 Notting Hill 39 Kilburn 35 Ealing Common 36 Chiswick

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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 2026-07-22T03:16 UTC.