What is the air quality in New Canaan today?

The current Air Quality Index (AQI) in New Canaan is 35 (Good). PM2.5 concentration is 8.37 µg/m³.

What is the temperature in New Canaan right now?

The current temperature in New Canaan is 16.0°C (feels like 16.0°C). Humidity is 97.6% and wind speed is 41.8 km/h.

Is it safe to go outside in New Canaan?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 4.4 (Moderate).

Air Quality in New Canaan, United States

Rain

16.0°C · 97.6% humidity

16.0°

Feels 16.0°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

54 2pm

35 5pm

27 8pm

34 11pm

25 2am

25 5am

25 8am

27 11am

Air Quality Index Trend

47h · 6 stn

View full history →

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

97.6%

Humidity

41.8 km/h

Wind N

1013.6 hPa

Pressure

4.4

UV Moderate

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

8.37 µg/m³

PM10

20.55 µg/m³

050100150200300500

What is the weather forecast for New Canaan?

Temperature & Precipitation

PM2.5 Trend

47h · 6 stations

PM2.58.37 µg/m³ ✓ WHO

Good

PM1020.55 µg/m³

Good

UV INDEX4.4

Moderate

What is the 7-day forecast for New Canaan?

07-21

25.1° 17.0°

9.0 mm

07-22

21.8° 14.7°

24.31 mm

07-23

28.1° 15.9°

8.31 mm

07-24

24.4° 15.0°

5.81 mm

07-25

32.7° 20.0°

5.25 mm

07-26

22.1° 17.3°

3.75 mm

07-27

27.0° 20.2°

1.25 mm

Both models agree Avg diff: 2.9°C

Where are air quality stations near New Canaan?

White Plains, New York, USA

24.9 km PM2.5: 13.1 µg/m³

What cities are near New Canaan?

47 North Stamford 34 Wilton 33 Darien 30 Norwalk 30 East Norwalk 33 Stamford 30 Westport 33 Port Chester 35 Rye 34 White Plains

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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 2026-07-21T21:30 UTC.