What is the air quality in Adelphi today?

The current Air Quality Index (AQI) in Adelphi is 21 (Good). PM2.5 concentration is 5.07 µg/m³.

What is the temperature in Adelphi right now?

The current temperature in Adelphi is 11.6°C (feels like 11.6°C). Humidity is 71.4% and wind speed is 35.2 km/h.

Is it safe to go outside in Adelphi?

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

Air Quality in Adelphi, United States

Cloudy

11.6°C · 71.4% humidity

11.6°

Feels 11.6°

Good

Air quality is satisfactory. Enjoy outdoor activities.

21 stations

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

46h · 22 stn

View full history →

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

71.4%

Humidity

35.2 km/h

Wind NNE

1026.8 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

5.07 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Adelphi?

Temperature & Precipitation

PM2.5 Trend

46h · 22 stations

PM2.55.07 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (21 stations within 25 km)

5.07

Median

5.09

Average

2.2

Low

9.6

High

PM2.5 µg/m³ · Model: 8.2 · Bias: +3.1

What is the 7-day forecast for Adelphi?

10-20

17.6° 6.2°

6.31 mm

10-21

24.3° 8.4°

0.06 mm

10-22

21.1° 11.7°

0.13 mm

10-23

15.6° 7.0°

0.13 mm

10-24

17.9° 11.0°

0.19 mm

10-25

20.3° 6.9°

10-26

15.9° 12.5°

16.38 mm

Both models agree Avg diff: 3.5°C

Where are air quality stations near Adelphi?

LAMB

7.8 km PM2.5: 4.4 µg/m³

Lee Montessori Brookland

8.7 km PM2.5: 4.4 µg/m³

Taste Makers Food Hall

8.8 km PM2.5: 5.1 µg/m³

224 V St. NE

9.8 km PM2.5: 4.4 µg/m³

HU-Beltsville, Maryland, USA

9.9 km PM2.5: 8.9 µg/m³

Aslin

11.2 km PM2.5: 5.0 µg/m³

Cesar Chavez

11.4 km PM2.5: 4.6 µg/m³

NASA GSFC 1

11.5 km PM2.5: 4.3 µg/m³

Center City Shaw Campus

11.5 km PM2.5: 5.2 µg/m³

Friendship Blow Pierce

11.7 km PM2.5: 4.8 µg/m³

What cities are near Adelphi?

20 Langley Park 21 College Park 20 Takoma Park 23 White Oak 20 Chillum 20 Silver Spring 20 Hyattsville 19 Kennedy Street 30 Beltsville 19 Brightwood

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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 2026-10-20T22:41 UTC.