What is the air quality in Selden today?

The current Air Quality Index (AQI) in Selden is 22 (Good). PM2.5 concentration is 5.3 µg/m³.

What is the temperature in Selden right now?

The current temperature in Selden is 11.0°C (feels like 11.0°C). Humidity is 53.1% and wind speed is 26.3 km/h.

Is it safe to go outside in Selden?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Selden, United States

Partly Cloudy

11.0°C · 53.1% humidity

11.0°

Feels 11.0°

Good

Air quality is satisfactory. Enjoy outdoor activities.

1 station

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

41h · 3 stn

View full history →

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

53.1%

Humidity

26.3 km/h

Wind ESE

1029.4 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

5.3 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Selden?

Temperature & Precipitation

PM2.5 Trend

41h · 3 stations

PM2.55.3 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (1 station within 25 km)

5.3

Median

5.3

Average

5.3

Low

5.3

High

PM2.5 µg/m³ · Model: 6.0 · Bias: +0.7

What is the 7-day forecast for Selden?

10-20

13.7° 8.4°

12.38 mm

10-21

19.0° 11.0°

10-22

17.9° 12.2°

7.63 mm

10-23

16.7° 10.2°

10-24

15.4° 12.4°

0.06 mm

10-25

16.1° 14.1°

48.37 mm

10-26

14.4° 9.0°

Both models agree Avg diff: 3.3°C

Where are air quality stations near Selden?

Suffolk County, New York, USA

4.7 km PM2.5: 5.3 µg/m³

What cities are near Selden?

22 Coram 22 Farmingville 22 Centereach 22 Holtsville 22 Medford 22 Holbrook 22 Lake Ronkonkoma 22 Setauket-East Setauket 22 East Setauket 22 Ronkonkoma

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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 2026-10-20T23:40 UTC.