Air Quality in Southampton, United Kingdom

Overcast
7.1°C · 93.1% humidity
7.1°
Feels 3.0°
40
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast
25 11pm
25
25
40 2am
36
34
32 5am
30
29
29 8am
28
28
26 11am
25
25
25 2pm
25
27
25 5pm
34
27
27 8pm
27
27
AD 728×90

Air Quality Index Trend

48h · 1 stn

Southampton'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.

93.1%
Humidity
28.8 km/h
Wind WNW
1021.1 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

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

What is the weather forecast for Southampton?

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.59.6 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (1 station within 25 km)
9.6
Median
9.6
Average
9.6
Low
9.6
High
PM2.5 µg/m³ · Model: 5.9 · Bias: -3.7

What is the 7-day forecast for Southampton?

06-09
17.1° 7.1°
0.13 mm
06-10
16.6° 12.1°
8.0 mm
06-11
26.6° 13.6°
2.62 mm
06-12
20.7° 9.3°
06-13
22.6° 10.2°
0.06 mm
06-14
20.6° 10.0°
1.25 mm
06-15
13.2° 9.8°
0.06 mm
Both models agree Avg diff: 4.0°C

Where are air quality stations near Southampton?

29
Southampton Centre, United Kingdom
0.8 km PM2.5: 7.0 µg/m³
63
Southampton Centre, United Kingdom
0.8 km PM2.5: 17.8 µg/m³
18
Portsmouth, United Kingdom
25.0 km PM2.5: 4.3 µg/m³
24
Portsmouth, United Kingdom
25.0 km PM2.5: 5.8 µg/m³

What cities are near Southampton?

40 Hythe 25 Totton 40 Hedge End 36 Eastleigh 36 Bishopstoke 33 Romsey 40 Fareham 40 Cowes 26 Lymington 26 Winchester
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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 2026-06-09T01:00 UTC.