Air Quality in Setauket-East Setauket, United States
Cloudy
22.1°C · 83.3% humidity
22.1°
Feels 22.1°
35
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
Setauket-East Setauket's air quality — share it
AQI Forecast
25
2am
25
25
35
5am
32
30
29
8am
28
27
28
11am
28
28
27
2pm
25
25
27
5pm
27
25
25
8pm
27
34
34
11pm
54
54
Air Quality Index Trend
17h · 1 stnSetauket-East Setauket's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
83.3%
Humidity
21.9 km/h
Wind E
1023.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
8.37 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Setauket-East Setauket?
Temperature & Precipitation
PM2.5 Trend
17h · 1 stationPM2.58.37 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Setauket-East Setauket?
07-22
22.1° 17.0°
54.25 mm
07-23
24.6° 19.0°
6.19 mm
07-24
26.2° 18.7°
6.0 mm
07-25
28.5° 21.8°
8.63 mm
07-26
23.5° 20.8°
0.5 mm
07-27
23.4° 21.5°
2.31 mm
07-28
28.5° 23.1°
0.38 mm
Both models agree
Avg diff: 2.1°C
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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 2026-07-22T09:34 UTC.