Air Quality in Port Chester, United States

Heavy Rain
16.8°C · 93.8% humidity
16.8°
Feels 16.8°
12
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast Calibrated
35 4pm
15
15
12 7pm
8
15
15 10pm
15
8
8 1am
6
8
6 4am
6
6
6 7am
6
6
6 10am
8
8
8 1pm
8
8
Station readings
16
16
10
CAMS model adj -19
54
34
34
34
27
34
34
34
27
27
25
27
25
25
25
25
25
25
25
27
27
27
27
27
AD 728×90

Air Quality Index Trend

45h · 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.

93.8%
Humidity
70.2 km/h
Wind N
1013.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
12
3.04 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

45h · 1 station
PM2.53.04 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
3.04
Median
3.04
Average
3.04
Low
3.04
High
PM2.5 µg/m³ · Model: 10.85 · Bias: +7.8
07-21
28.2° 18.1°
10.37 mm
07-22
23.7° 16.1°
34.81 mm
07-23
29.2° 18.2°
11.38 mm
07-24
28.3° 16.3°
6.06 mm
07-25
33.2° 21.6°
4.75 mm
07-26
24.8° 20.1°
3.5 mm
07-27
27.8° 22.1°
1.63 mm
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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 2026-07-21T23:44 UTC.