Air Quality in Heston, United Kingdom

Clear
17.4°C · 42.8% humidity
17.4°
Feels 17.4°
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
19 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
9 1pm
2
2
21 4pm
18
15
13 7pm
32
43
60 10pm
59
59
59 1am
41
41
41 4am
41
29
29 7am
29
29
29 10am
9
9
Station readings
4
3
CAMS model adj -25
34
27
27
34
34
34
34
54
66
83
83
83
83
66
66
66
66
54
54
54
54
54
34
34
AD 728×90

Air Quality Index Trend

21h · 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.

42.8%
Humidity
21.1 km/h
Wind NNW
1029.0 hPa
Pressure
5.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
21
4.97 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Heston?

Temperature & Precipitation

PM2.5 Trend

21h · 1 station
PM2.54.97 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX5.9
High
AD 300×250
Station readings (19 stations within 25 km)
4.97
Median
5.74
Average
0.5
Low
10.1
High
PM2.5 µg/m³ · Model: 7.1 · Bias: +2.1

What is the 7-day forecast for Heston?

09-05
17.4° 13.0°
0.06 mm
09-06
18.7° 11.7°
1.13 mm
09-07
15.4° 13.9°
1.37 mm
09-08
22.4° 9.7°
0.75 mm
09-09
19.2° 10.6°
0.19 mm
09-10
22.3° 14.8°
09-11
16.6° 14.2°
0.44 mm
Both models agree Avg diff: 3.2°C

Where are air quality stations near Heston?

23
Hounslow Brentford, United Kingdom
4.6 km PM2.5: 5.5 µg/m³
23
Hounslow Brentford, United Kingdom
4.6 km PM2.5: 5.5 µg/m³
23
Hounslow Brentford, United Kingdom
4.6 km PM2.5: 5.5 µg/m³
23
Hounslow Brentford, United Kingdom
4.6 km PM2.5: 5.5 µg/m³
13
London Teddington Bushy Park, United Kingdom
6.8 km PM2.5: 3.1 µg/m³
23
Hounslow Chiswick, United Kingdom
8.3 km PM2.5: 5.5 µg/m³
23
Hounslow Chiswick, United Kingdom
8.3 km PM2.5: 5.5 µg/m³
23
Hounslow Chiswick, United Kingdom
8.3 km PM2.5: 5.5 µg/m³
8
Richmond Upon Thames - Castelnau, United Kingdom
9.6 km PM2.5: 1.9 µg/m³
8
Richmond Upon Thames - Castelnau, United Kingdom
9.6 km PM2.5: 1.9 µg/m³

What cities are near Heston?

19 Hounslow 20 Isleworth 22 Southall 23 Hayes 18 Feltham 23 West Ealing 23 Greenford 18 Richmond 16 Hanworth 22 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 2026-09-05T15:47 UTC.