Air Quality in Slough, United Kingdom

Overcast
12.9°C · 97.8% humidity
12.9°
Feels 12.9°
31
Good
Air quality is satisfactory. Enjoy outdoor activities.
22 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
4 7pm
4
6
31 10pm
24
19
15 1am
11
9
7 4am
6
6
5 7am
5
7
6 10am
6
6
6 1pm
6
6
6 4pm
6
4
Station readings
5
4
CAMS model adj -21
25
25
27
27
27
27
27
25
25
25
25
25
25
25
27
27
27
27
27
27
27
27
27
25
AD 728×90

Air Quality Index Trend

26h · 1 stn

Slough'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.

97.8%
Humidity
21.3 km/h
Wind SSW
1008.5 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
31
7.43 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Slough?

Temperature & Precipitation

PM2.5 Trend

26h · 1 station
PM2.57.43 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (22 stations within 25 km)
7.43
Median
6.7
Average
0.69
Low
9.6
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -1.2

What is the 7-day forecast for Slough?

05-29
17.5° 12.1°
1.0 mm
05-30
18.4° 11.8°
1.13 mm
05-31
19.1° 10.1°
0.13 mm
06-01
20.8° 8.8°
0.44 mm
06-02
18.3° 10.3°
1.19 mm
06-03
17.2° 11.3°
0.06 mm
06-04
26.2° 19.1°
4.31 mm
Both models agree Avg diff: 3.3°C

Where are air quality stations near Slough?

33
London Hillingdon Harmondsworth Os, United Kingdom
8.4 km PM2.5: 7.9 µg/m³
117
London Harlington, United Kingdom
10.9 km PM2.5: 42.0 µg/m³
13
London Harlington, United Kingdom
10.9 km PM2.5: 3.1 µg/m³
32
Nelson Primary School
17.4 km PM2.5: 7.8 µg/m³
16
High St, Witton
17.7 km PM2.5: 3.9 µg/m³
32
Chase Bridge Primary School
18.4 km PM2.5: 7.8 µg/m³
30
Former Greegs Site, Colne Road, Twickenham
18.8 km PM2.5: 7.1 µg/m³
30
Church Rd
19.5 km PM2.5: 7.2 µg/m³
15
London Teddington Bushy Park, United Kingdom
19.7 km PM2.5: 3.6 µg/m³
78
London Teddington Bushy Park, United Kingdom
19.7 km PM2.5: 24.9 µg/m³

What cities are near Slough?

32 Windsor 30 Maidenhead 30 Gerrards Cross 33 Uxbridge 32 Egham 32 Staines 30 Chalfont Saint Peter 34 Hayes 31 Ascot 32 Ashford
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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 2026-05-29T21:38 UTC.