Air Quality in Harrisburg, United States

Windy
11.0°C · 78.1% humidity
11.0°
Feels 11.0°
26
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast

Nearby Monitoring Stations

AQI Forecast
25 11pm
25
25
26 2am
25
25
25 5am
25
25
27 8am
25
25
27 11am
27
27
27 2pm
27
27
27 5pm
34
27
27 8pm
34
34
AD 728×90

Air Quality Index Trend

46h · 1 stn

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

78.1%
Humidity
49.6 km/h
Wind W
1003.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
26
6.25 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Harrisburg?

Temperature & Precipitation

PM2.5 Trend

46h · 1 station
PM2.56.25 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250

What is the 7-day forecast for Harrisburg?

06-09
29.4° 11.0°
0.06 mm
06-10
25.5° 20.8°
2.25 mm
06-11
23.7° 11.1°
06-12
28.4° 16.0°
2.31 mm
06-13
28.9° 17.6°
0.56 mm
06-14
23.3° 18.0°
8.25 mm
06-15
24.4° 13.2°
0.13 mm
Both models agree Avg diff: 6.0°C

Where are air quality stations near Harrisburg?

35
Harrisburg, Pennsylvania, USA
4.3 km PM2.5: 8.4 µg/m³
36
Hershey, Pennsylvania, USA
17.2 km PM2.5: 8.6 µg/m³

What cities are near Harrisburg?

25 Carlisle 13 York 34 Hanover 33 Chambersburg 35 Westminster 44 Hunt Valley 44 Reisterstown 44 Cockeysville 27 Bel Air North 18 North Bel Air
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-09T06:50 UTC.