What is the air quality in Ansonia today?

The current Air Quality Index (AQI) in Ansonia is 21 (Good). PM2.5 concentration is 5.0 µg/m³.

What is the temperature in Ansonia right now?

The current temperature in Ansonia is 18.7°C (feels like 18.7°C). Humidity is 96.2% and wind speed is 38.1 km/h.

Is it safe to go outside in Ansonia?

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

Air Quality in Ansonia, United States

Drizzle

18.7°C · 96.2% humidity

18.7°

Feels 18.7°

Good

Air quality is satisfactory. Enjoy outdoor activities.

1 station

Nearby Monitoring Stations

AQI Forecast

24 11pm

21 2am

25 5am

24 8am

24 11am

24 2pm

24 5pm

24 8pm

Air Quality Index Trend

44h · 2 stn

View full history →

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

96.2%

Humidity

38.1 km/h

Wind NNW

1014.3 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

5.0 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Ansonia?

Temperature & Precipitation

PM2.5 Trend

44h · 2 stations

PM2.55.0 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.7

Low

Station readings (1 station within 25 km)

5.0

Median

5.0

Average

5.0

Low

5.0

High

PM2.5 µg/m³ · Model: 5.9 · Bias: +0.9

What is the 7-day forecast for Ansonia?

05-30

19.1° 10.7°

1.81 mm

05-31

26.2° 12.0°

06-01

18.6° 11.6°

06-02

19.0° 13.5°

06-03

18.1° 15.0°

0.06 mm

06-04

19.2° 16.6°

3.13 mm

06-05

21.6° 14.8°

0.19 mm

Both models agree Avg diff: 3.9°C

Where are air quality stations near Ansonia?

Waterbury, Connecticut, USA

22.9 km PM2.5: 5.5 µg/m³

What cities are near Ansonia?

28 Shelton 21 Seymour 26 New Haven 21 City of Milford (balance) 24 West Haven 21 Milford 21 Trumbull 21 Naugatuck 21 Hamden 20 Stratford

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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 2026-05-30T06:06 UTC.