What is the air quality in Port Chester today?

The current Air Quality Index (AQI) in Port Chester is 25 (Good). PM2.5 concentration is 5.9 µg/m³.

What is the temperature in Port Chester right now?

The current temperature in Port Chester is 33.9°C (feels like 37.3°C). Humidity is 42.4% and wind speed is 37.5 km/h.

Is it safe to go outside in Port Chester?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 14.9 (Extreme).

Air Quality in Port Chester, United States

Clear

33.9°C · 42.4% humidity

33.9°

Feels 37.3°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Model forecast

Nearby Monitoring Stations

AQI Forecast

25 9am

25 12pm

24 3pm

24 6pm

25 9pm

25 12am

24 3am

24 6am

Air Quality Index Trend

45h · 5 stn

View full history →

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

42.4%

Humidity

37.5 km/h

Wind W

1014.4 hPa

Pressure

14.9

UV Extreme

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

5.9 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Port Chester?

Temperature & Precipitation

PM2.5 Trend

45h · 5 stations

PM2.55.9 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX14.9

Extreme

What is the 7-day forecast for Port Chester?

09-05

33.9° 16.6°

2.31 mm

09-06

25.0° 20.5°

0.31 mm

09-07

22.0° 18.6°

0.06 mm

09-08

24.7° 20.3°

1.25 mm

09-09

26.3° 13.7°

0.06 mm

09-10

26.5° 18.2°

13.94 mm

09-11

31.9° 15.4°

Both models agree Avg diff: 4.5°C

Where are air quality stations near Port Chester?

White Plains, New York, USA

9.9 km PM2.5: 9.6 µg/m³

White Plains, New York, USA

9.9 km PM2.5: 4.3 µg/m³

New York Botanical Garden, USA

23.2 km PM2.5: 3.1 µg/m³

SBH Health System

25.2 km PM2.5: 6.4 µg/m³

Intermediate School 74, New York, USA

27.8 km PM2.5: 5.3 µg/m³

Intermediate School 74, New York, USA

27.8 km PM2.5: 5.8 µg/m³

Intermediate School 143, New York, USA

28.0 km PM2.5: 3.1 µg/m³

I S 52 Junior High School, New York, USA

28.6 km PM2.5: 5.5 µg/m³

I S 52 Junior High School, New York, USA

28.6 km PM2.5: 9.8 µg/m³

The City College of New York, USA

31.2 km PM2.5: 5.0 µg/m³

What cities are near Port Chester?

27 Rye 27 Harrison 27 Mamaroneck 27 White Plains 27 Scarsdale 25 Stamford 27 Eastchester 27 New Rochelle 27 Greenburgh 27 Glen Cove

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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-05T16:40 UTC.