What is the air quality in Swansea today?

The current Air Quality Index (AQI) in Swansea is 30 (Good). PM2.5 concentration is 7.17 µg/m³.

What is the temperature in Swansea right now?

The current temperature in Swansea is 12.2°C (feels like 12.2°C). Humidity is 60.1% and wind speed is 29.5 km/h.

Is it safe to go outside in Swansea?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Swansea, United Kingdom

Partly Cloudy

12.2°C · 60.1% humidity

12.2°

Feels 12.2°

Good

Air quality is satisfactory. Enjoy outdoor activities.

7 stations

Nearby Monitoring Stations

AQI Forecast

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Station readings 9h ago

AQI 27

PM2.5 6.5 µg/m³ · 9h ago

Air Quality Index Trend

6h · 1 stn

View full history →

Swansea'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.

60.1%

Humidity

29.5 km/h

Wind NNW

1020.6 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

7.17 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Swansea?

Temperature & Precipitation

PM2.5 Trend

6h · 1 station

PM2.57.17 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (7 stations within 25 km)

7.17

Median

7.49

Average

6.0

Low

10.1

High

PM2.5 µg/m³ · Model: 5.8 · Bias: -1.4

What is the 7-day forecast for Swansea?

10-21

12.2° 4.0°

10-22

16.5° 7.2°

2.31 mm

10-23

10.8° 7.9°

9.0 mm

10-24

13.1° 7.2°

10-25

13.0° 6.3°

18.81 mm

10-26

9.5° 6.7°

5.25 mm

10-27

15.4° 3.3°

9.0 mm

Both models agree Avg diff: 3.8°C

Where are air quality stations near Swansea?

–

Swansea Morfa Road NOX

0.7 km

Swansea Port Tennant Roadside

1.1 km PM2.5: 7.0 µg/m³

Swansea Roadside, United Kingdom

1.4 km PM2.5: 7.2 µg/m³

Swansea Roadside, United Kingdom

1.4 km PM2.5: 7.2 µg/m³

Swansea Morriston Roadside, United Kingdom

4.8 km PM2.5: 7.2 µg/m³

Swansea Morriston Roadside, United Kingdom

4.8 km PM2.5: 10.1 µg/m³

Swansea Morriston Roadside, United Kingdom

4.8 km PM2.5: 6.0 µg/m³

Port Talbot Little Warren, United Kingdom

10.6 km PM2.5: 8.2 µg/m³

Port Talbot Margam, United Kingdom

12.6 km PM2.5: 6.7 µg/m³

Port Talbot Dyffryn School, United Kingdom

14.3 km PM2.5: 4.1 µg/m³

What cities are near Swansea?

35 Clydach 31 Briton Ferry 32 Gorseinon 32 Neath 33 Llanelli 33 Ammanford 28 Maesteg 29 Porthcawl 25 Bridgend 23 Coity

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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 2026-10-21T13:15 UTC.