Air Quality in Heston, United Kingdom

Drizzle
17.0°C · 84.0% humidity
17.0°
Feels 17.0°
39
Good
Air quality is satisfactory. Enjoy outdoor activities.
12 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
24 12am
24
24
39 3am
35
32
30 6am
28
27
26 9am
5
5
1 12pm
1
4
0 3pm
0
0
0 6pm
0
0
4 9pm
4
4
Station readings
2
CAMS model adj -30
54
54
54
54
54
54
54
54
54
54
34
34
27
27
34
27
27
27
27
27
27
34
34
34
AD 728×90

Air Quality Index Trend

26h · 1 stn

Heston'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▲
39
9.33 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Heston?

Temperature & Precipitation

PM2.5 Trend

26h · 1 station
PM2.59.33 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (12 stations within 25 km)
9.33
Median
10.55
Average
7.2
Low
23.0
High
PM2.5 µg/m³ · Model: 7.0 · Bias: -2.3

What is the 7-day forecast for Heston?

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: 3.1°C

Where are air quality stations near Heston?

44
Hounslow Brentford, United Kingdom
4.6 km PM2.5: 10.6 µg/m³
46
Hounslow Brentford, United Kingdom
4.6 km PM2.5: 11.0 µg/m³
44
Hounslow Brentford, United Kingdom
4.6 km PM2.5: 10.6 µg/m³
38
London Harlington, United Kingdom
4.6 km PM2.5: 9.1 µg/m³
24
London Harlington, United Kingdom
4.6 km PM2.5: 5.8 µg/m³
24
London Harlington, United Kingdom
4.6 km PM2.5: 5.8 µg/m³
9
Kew Rd, before j/w South Circle / Kew Green
6.1 km PM2.5: 2.2 µg/m³
24
London Teddington Bushy Park, United Kingdom
6.8 km PM2.5: 5.8 µg/m³
31
Richmond Upon Thames - Barnes Wetlands, United Kingdom
10.1 km PM2.5: 7.4 µg/m³
12
Richmond Upon Thames - Barnes Wetlands, United Kingdom
10.1 km PM2.5: 2.9 µg/m³

What cities are near Heston?

41 Hounslow 42 Isleworth 40 Southall 35 Hayes 39 Feltham 41 West Ealing 40 Greenford 45 Richmond 43 Hanworth 42 Ealing Common
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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 2026-08-08T02:06 UTC.