What is the air quality in Selden today?

The current Air Quality Index (AQI) in Selden is 24 (Good). PM2.5 concentration is 5.8 µg/m³.

What is the temperature in Selden right now?

The current temperature in Selden is 18.4°C (feels like 18.4°C). Humidity is 99.8% and wind speed is 55.3 km/h.

Is it safe to go outside in Selden?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.7 (Low).

Air Quality in Selden, United States

Drizzle

18.4°C · 99.8% humidity

18.4°

Feels 18.4°

Good

Air quality is satisfactory. Enjoy outdoor activities.

1 station

Nearby Monitoring Stations

AQI Forecast

25 10pm

24 1am

25 4am

24 7am

24 10am

24 1pm

24 4pm

24 7pm

Air Quality Index Trend

36h · 2 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.

99.8%

Humidity

55.3 km/h

Wind WNW

1014.0 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

5.8 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Selden?

Temperature & Precipitation

PM2.5 Trend

36h · 2 stations

PM2.55.8 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.7

Low

Station readings (1 station within 25 km)

5.8

Median

5.8

Average

5.8

Low

5.8

High

PM2.5 µg/m³ · Model: 7.0 · Bias: +1.2

What is the 7-day forecast for Selden?

05-30

18.7° 11.8°

1.94 mm

05-31

23.2° 12.8°

06-01

18.8° 12.9°

0.88 mm

06-02

18.7° 15.8°

06-03

18.3° 15.6°

06-04

18.0° 16.8°

0.38 mm

06-05

20.1° 14.9°

0.62 mm

Both models agree Avg diff: 3.4°C

Where are air quality stations near Selden?

Suffolk County, New York, USA

4.7 km PM2.5: 2.9 µg/m³

What cities are near Selden?

24 Coram 24 Farmingville 24 Centereach 24 Holtsville 24 Medford 24 Holbrook 24 Lake Ronkonkoma 24 Setauket-East Setauket 24 East Setauket 24 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 2026-05-30T05:14 UTC.