Air Quality in Port Chester, United States

Windy
28.2°C · 29.0% humidity
28.2°
Feels 28.2°
52
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
1 station

Nearby Monitoring Stations

AQI Forecast
34 6pm
34
54
52 9pm
54
54
54 12am
54
54
34 3am
34
54
54 6am
34
34
27 9am
27
27
27 12pm
34
34
34 3pm
54
54
Station readings
7
10
CAMS model
34
34
54
54
54
54
54
54
54
34
34
54
54
34
34
27
27
27
27
34
34
34
54
54
AD 728×90

Air Quality Index Trend

46h · 1 stn

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.

29.0%
Humidity
44.3 km/h
Wind NW
1010.7 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
52
12.69 µg/m³
PM10
25
27.45 µg/m³
050100150200300500

What is the weather forecast for Port Chester?

Temperature & Precipitation

PM2.5 Trend

46h · 1 station
PM2.512.69 µg/m³ ✓ WHO
Moderate
PM1027.45 µg/m³
Good
UV INDEX1.4
Low
AD 300×250
Station readings (1 station within 25 km)
12.69
Median
12.69
Average
12.69
Low
12.69
High
PM2.5 µg/m³ · Model: 13.7 · Bias: +1.0

What is the 7-day forecast for Port Chester?

08-03
28.2° 20.5°
16.69 mm
08-04
37.8° 23.1°
08-05
34.8° 22.2°
0.06 mm
08-06
29.1° 22.3°
08-07
31.3° 23.1°
4.06 mm
08-08
32.9° 22.7°
0.81 mm
08-09
38.6° 24.8°
0.81 mm
Both models agree Avg diff: 2.9°C

Where are air quality stations near Port Chester?

10
Hartsdale, New York
13.4 km 72.9°C 90.0% RH PM2.5: 2.5 µg/m³
32
New York Botanical Garden, USA
23.2 km PM2.5: 7.7 µg/m³
40
SBH Health System
25.2 km PM2.5: 9.7 µg/m³
24
Intermediate School 74, New York, USA
27.8 km PM2.5: 5.8 µg/m³
19
Intermediate School 143, New York, USA
28.0 km PM2.5: 4.6 µg/m³
35
I S 52 Junior High School, New York, USA
28.6 km PM2.5: 8.4 µg/m³
22
I S 52 Junior High School, New York, USA
28.6 km PM2.5: 5.3 µg/m³
45
The City College of New York, USA
31.2 km PM2.5: 10.8 µg/m³

What cities are near Port Chester?

52 Rye 52 Harrison 52 Mamaroneck 52 White Plains 52 Scarsdale 52 Stamford 52 Eastchester 52 New Rochelle 52 Greenburgh 52 Glen Cove
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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 2026-08-08T01:03 UTC.