What is the air quality in Allentown today?

The current Air Quality Index (AQI) in Allentown is 32 (Good). PM2.5 concentration is 7.7 µg/m³.

What is the temperature in Allentown right now?

The current temperature in Allentown is 14.1°C (feels like 14.1°C). Humidity is 47.2% and wind speed is 25.8 km/h.

Is it safe to go outside in Allentown?

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

Air Quality in Allentown, United States

Clear

14.1°C · 47.2% humidity

14.1°

Feels 14.1°

Good

Air quality is satisfactory. Enjoy outdoor activities.

1 station

Nearby Monitoring Stations

AQI Forecast

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Station readings 15h ago

AQI 4

PM2.5 1.0 µg/m³ · 15h ago

Air Quality Index Trend

11h · 1 stn

View full history →

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

47.2%

Humidity

25.8 km/h

Wind W

1022.2 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

7.7 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Allentown?

Temperature & Precipitation

PM2.5 Trend

11h · 1 station

PM2.57.7 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (1 station within 25 km)

7.7

Median

7.7

Average

7.7

Low

7.7

High

PM2.5 µg/m³ · Model: 6.5 · Bias: -1.2

What is the 7-day forecast for Allentown?

10-20

14.1° 4.7°

2.5 mm

10-21

20.0° 4.2°

0.62 mm

10-22

18.6° 7.3°

1.44 mm

10-23

12.4° 3.9°

0.13 mm

10-24

14.4° 5.6°

10-25

17.6° 4.6°

1.19 mm

10-26

12.5° 6.3°

2.94 mm

Both models agree Avg diff: 4.0°C

Where are air quality stations near Allentown?

Freemansburg, Pennsylvania, USA

12.8 km PM2.5: 7.7 µg/m³

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Easton, Pennsylvania

26.0 km PM2.5: 0.0 µg/m³ PM10: 0.0 µg/m³

What cities are near Allentown?

32 Whitehall Township 32 Bethlehem 31 Limerick 25 Pottstown 24 Lansdale 27 Phoenixville 27 Norristown 33 Hazleton 23 King of Prussia 20 Willow Grove

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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 2026-10-20T20:05 UTC.