What is the air quality in St Austell today?

The current Air Quality Index (AQI) in St Austell is 36 (Good). PM2.5 concentration is 8.7 µg/m³.

What is the temperature in St Austell right now?

The current temperature in St Austell is 12.9°C (feels like 12.9°C). Humidity is 68.9% and wind speed is 51.0 km/h.

Is it safe to go outside in St Austell?

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

Air Quality in St Austell, United Kingdom

Drizzle

12.9°C · 68.9% humidity

12.9°

Feels 12.9°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

21h · 1 stn

View full history →

St Austell'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.

68.9%

Humidity

51.0 km/h

Wind N

1020.7 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

8.7 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for St Austell?

Temperature & Precipitation

PM2.5 Trend

21h · 1 station

PM2.58.7 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

What is the 7-day forecast for St Austell?

10-21

12.9° 8.7°

0.81 mm

10-22

18.0° 8.9°

2.12 mm

10-23

13.0° 8.5°

2.06 mm

10-24

13.9° 8.4°

0.13 mm

10-25

13.4° 6.8°

11.75 mm

10-26

11.1° 9.0°

3.81 mm

10-27

17.5° 4.8°

19.31 mm

Both models agree Avg diff: 3.3°C

What cities are near St Austell?

36 Truro 36 Newquay 36 Falmouth 36 Redruth 34 Saltash 36 Camborne 26 Plymouth 28 Plymstock 24 Penzance 24 Newton Abbot

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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 2026-10-21T14:05 UTC.