Air Quality in Northolt, United Kingdom

Drizzle
17.0°C · 84.0% humidity
17.0°
Feels 17.0°
40
Good
Air quality is satisfactory. Enjoy outdoor activities.
11 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
24 1am
24
24
40 4am
35
32
30 7am
28
27
6 10am
6
1
1 1pm
5
0
0 4pm
0
0
0 7pm
0
4
4 10pm
4
24
Station readings
2
CAMS model adj -30
54
54
54
54
54
54
54
54
54
34
34
27
27
34
27
27
27
27
27
27
34
34
34
54
AD 728×90

Air Quality Index Trend

26h · 1 stn

Northolt'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.

84.0%
Humidity
77.9 km/h
Wind SW
1010.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
40
9.68 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Northolt?

Temperature & Precipitation

PM2.5 Trend

26h · 1 station
PM2.59.68 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (11 stations within 25 km)
9.68
Median
10.59
Average
7.2
Low
23.0
High
PM2.5 µg/m³ · Model: 7.0 · Bias: -2.7

What is the 7-day forecast for Northolt?

08-03
35.7° 17.0°
1.25 mm
08-04
23.6° 16.5°
0.13 mm
08-05
23.2° 15.8°
0.06 mm
08-06
29.7° 14.4°
10.5 mm
08-07
26.7° 13.2°
0.38 mm
08-08
23.5° 14.8°
1.44 mm
08-09
20.8° 13.6°
Both models agree Avg diff: 3.5°C

Where are air quality stations near Northolt?

34
Brent - Ikea, United Kingdom
7.6 km PM2.5: 8.2 µg/m³
33
Brent - Ikea, United Kingdom
7.6 km PM2.5: 7.9 µg/m³
13
Brent - Ikea, United Kingdom
7.6 km PM2.5: 3.1 µg/m³
42
Brent - Ikea, United Kingdom
7.6 km PM2.5: 10.1 µg/m³
147
Hounslow Brentford, United Kingdom
7.7 km PM2.5: 54.2 µg/m³
46
Hounslow Brentford, United Kingdom
7.7 km PM2.5: 11.0 µg/m³
38
London Harlington, United Kingdom
8.4 km PM2.5: 9.1 µg/m³
7
London Harlington, United Kingdom
8.4 km PM2.5: 1.7 µg/m³
33
Harlesden HP1
8.8 km PM2.5: 7.9 µg/m³
27
Harlesden LP1
8.9 km PM2.5: 6.5 µg/m³

What cities are near Northolt?

40 Greenford 40 South Ruislip 40 Harrow 40 Southall 40 Brent 39 Ruislip 39 Wembley 41 West Ealing 40 Pinner 35 Hayes
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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 2026-08-08T03:00 UTC.