What is the air quality in Sudbury today?

The current Air Quality Index (AQI) in Sudbury is 32 (Good). PM2.5 concentration is 7.83 µg/m³.

What is the temperature in Sudbury right now?

The current temperature in Sudbury is 13.0°C (feels like 13.0°C). Humidity is 72.7% and wind speed is 20.1 km/h.

Is it safe to go outside in Sudbury?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.7 (Low).

Air Quality in Sudbury, United States

Cloudy

13.0°C · 72.7% humidity

13.0°

Feels 13.0°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

34 12am

32 3am

26 6am

22 9am

24 12pm

25 3pm

25 6pm

34 9pm

Air Quality Index Trend

46h · 7 stn

View full history →

Sudbury's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

72.7%

Humidity

20.1 km/h

Wind SW

999.8 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

7.83 µg/m³

PM10

20.55 µg/m³

050100150200300500

What is the weather forecast for Sudbury?

Temperature & Precipitation

PM2.5 Trend

46h · 7 stations

PM2.57.83 µg/m³ ✓ WHO

Good

PM1020.55 µg/m³

Good

UV INDEX0.7

Low

What is the 7-day forecast for Sudbury?

06-09

34.2° 13.0°

06-10

22.1° 11.9°

1.44 mm

06-11

26.0° 10.5°

06-12

20.9° 14.5°

1.31 mm

06-13

30.7° 16.5°

0.5 mm

06-14

23.7° 8.7°

13.19 mm

06-15

27.2° 13.5°

0.75 mm

Both models agree Avg diff: 6.9°C

Where are air quality stations near Sudbury?

Milton Blue Hill Observatory

31.4 km PM2.5: 0.5 µg/m³

What cities are near Sudbury?

33 Framingham Center 31 Acton 33 Framingham 34 Marlborough 30 Natick 30 Wellesley 34 Ashland 26 Waltham 30 Needham 25 Watertown

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ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

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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 2026-06-09T07:29 UTC.