Air Quality in Allentown, United States
Drizzle
15.9°C · 58.3% humidity
15.9°
Feels 15.9°
24
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Allentown's air quality — share it
AQI Forecast
Calibrated
6
2pm
6
6
24
5pm
19
15
13
8pm
11
9
8
11pm
8
7
7
2am
7
6
6
5am
6
6
6
8am
6
6
6
11am
6
6
Station readings
9h ago
AQI 2
PM2.5 0.6 µg/m³ · 9h ago
CAMS model
adj -18
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
Air Quality Index Trend
34h · 1 stnAllentown's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Allentown is 1.2× the WHO annual guideline of 5 µg/m³.
58.3%
Humidity
14.1 km/h
Wind SW
1019.4 hPa
Pressure
5.9
UV High
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 Allentown?
Temperature & Precipitation
PM2.5 Trend
34h · 1 stationPM2.55.8 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX5.9
High
Station readings (1 station within 25 km)
5.8
Median
5.8
Average
5.8
Low
5.8
High
PM2.5 µg/m³ · Model: 5.8 · Bias: +0.0
What is the 7-day forecast for Allentown?
05-28
22.8° 18.1°
1.44 mm
05-29
17.6° 9.6°
0.31 mm
05-30
22.7° 12.0°
13.87 mm
05-31
27.5° 7.3°
06-01
25.3° 11.3°
0.13 mm
06-02
19.4° 8.7°
06-03
24.1° 17.1°
4.87 mm
Both models agree
Avg diff: 4.2°C
Where are air quality stations near Allentown?
What cities are near Allentown?
Get AQI alerts for Allentown
Notify me when air quality reaches:
Free · No account · Unsubscribe any time
Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-28T21:46 UTC.