What is the air quality in Southbury today?

The current Air Quality Index (AQI) in Southbury is 15 (Good). PM2.5 concentration is 3.58 µg/m³.

What is the temperature in Southbury right now?

The current temperature in Southbury is 7.5°C (feels like 4.9°C). Humidity is 63.3% and wind speed is 14.7 km/h.

Is it safe to go outside in Southbury?

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

Air Quality in Southbury, United States

Partly Cloudy

7.5°C · 63.3% humidity

7.5°

Feels 4.9°

Good

Air quality is satisfactory. Enjoy outdoor activities.

3 stations

Nearby Monitoring Stations

AQI Forecast

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Station readings

Air Quality Index Trend

47h · 1 stn

View full history →

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

63.3%

Humidity

14.7 km/h

Wind SSE

1029.4 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

3.58 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Southbury?

Temperature & Precipitation

PM2.5 Trend

47h · 1 station

PM2.53.58 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (3 stations within 25 km)

3.58

Median

3.52

Average

1.27

Low

6.2

High

PM2.5 µg/m³ · Model: 6.5 · Bias: +2.9

What is the 7-day forecast for Southbury?

10-21

20.2° 4.5°

10-22

17.9° 6.9°

7.5 mm

10-23

15.1° 3.7°

10-24

10.8° 6.8°

10-25

19.1° 7.9°

50.0 mm

10-26

10.8° 5.2°

10-27

11.3° 2.6°

7.06 mm

Both models agree Avg diff: 4.0°C

Where are air quality stations near Southbury?

Waterbury, Connecticut, USA

16.0 km PM2.5: 3.1 µg/m³

Danbury, Connecticut, USA

21.3 km PM2.5: 2.4 µg/m³

Danbury, Connecticut, USA

21.3 km PM2.5: 3.1 µg/m³

united-states-of-america-sherman-partridge-trail

24.2 km 56.5°C 50.0% RH PM2.5: 0.9 µg/m³ PM10: 1.4 µg/m³

What cities are near Southbury?

13 Naugatuck 13 Seymour 13 Waterbury 20 Ansonia 26 Shelton 26 Danbury 13 Wolcott 13 Cheshire 26 Trumbull 13 Hamden

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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 2026-10-21T00:38 UTC.