Air Quality in Guildford, United Kingdom

Windy
18.4°C · 58.9% humidity
18.4°
Feels 18.4°
64
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
1 station

Nearby Monitoring Stations

AQI Forecast
25 4pm
25
25
64 7pm
53
47
41 10pm
37
34
32 1am
29
28
27 4am
26
26
26 7am
28
27
27 10am
27
27
27 1pm
27
27
AD 728×90

Air Quality Index Trend

48h · 3 stn

Guildford'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. Current PM2.5 concentration in Guildford is 1.2× the WHO 24-hour guideline of 15 µg/m³.

58.9%
Humidity
79.2 km/h
Wind ENE
1022.3 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
64
18.09 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Guildford?

Temperature & Precipitation

PM2.5 Trend

48h · 3 stations
PM2.518.09 µg/m³ ×1.2 WHO
Moderate
PM1020.55 µg/m³
Good
UV INDEX1.4
Low
AD 300×250
Station readings (1 station within 25 km)
18.09
Median
18.09
Average
18.09
Low
18.09
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -11.8

What is the 7-day forecast for Guildford?

05-29
18.4° 12.0°
1.5 mm
05-30
18.9° 12.5°
0.44 mm
05-31
18.6° 9.5°
1.19 mm
06-01
21.4° 8.8°
0.19 mm
06-02
18.9° 9.8°
0.94 mm
06-03
17.9° 11.7°
0.13 mm
06-04
25.9° 18.3°
4.06 mm
Both models agree Avg diff: 3.1°C

Where are air quality stations near Guildford?

64
Church Rd
24.7 km PM2.5: 18.1 µg/m³
32
London Teddington Bushy Park, United Kingdom
26.4 km PM2.5: 7.7 µg/m³
87
London Teddington Bushy Park, United Kingdom
26.4 km PM2.5: 29.2 µg/m³
68
London Teddington Bushy Park, United Kingdom
26.4 km PM2.5: 20.2 µg/m³
56
Broad Street, Teddington
26.8 km PM2.5: 14.4 µg/m³
16
High St, Witton
28.3 km PM2.5: 3.9 µg/m³
64
Nelson Primary School
28.3 km PM2.5: 18.5 µg/m³
4
St Richards CE Primary School
28.5 km PM2.5: 1.0 µg/m³
64
Former Greegs Site, Colne Road, Twickenham
28.5 km PM2.5: 18.2 µg/m³
67
Chase Bridge Primary School
29.0 km PM2.5: 19.8 µg/m³

What cities are near Guildford?

34 Godalming 52 Woking 33 Aldershot 31 Farnborough 24 Hale 50 Cobham 24 Farnham 35 Camberley 53 Dorking 50 Weybridge
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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 2026-05-29T18:44 UTC.