Air Quality in Williamstown, United States

Windy
12.9°C · 65.1% humidity
12.9°
Feels 12.9°
33
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast
25 10pm
25
25
33 1am
31
29
28 4am
27
27
26 7am
26
28
27 10am
27
25
25 1pm
25
25
25 4pm
25
25
25 7pm
27
27
AD 728×90

Air Quality Index Trend

47h · 4 stn

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

65.1%
Humidity
47.9 km/h
Wind W
1003.0 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
33
7.87 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Williamstown?

Temperature & Precipitation

PM2.5 Trend

47h · 4 stations
PM2.57.87 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250

What is the 7-day forecast for Williamstown?

06-09
32.1° 12.9°
0.06 mm
06-10
31.2° 21.6°
11.31 mm
06-11
25.9° 15.3°
06-12
24.0° 18.2°
2.75 mm
06-13
31.9° 18.8°
06-14
28.3° 16.9°
7.44 mm
06-15
25.2° 13.6°
Both models agree Avg diff: 6.5°C

Where are air quality stations near Williamstown?

17
3184 League Island Blvd
27.5 km PM2.5: 4.1 µg/m³
18
Pattison & Galloway
27.8 km PM2.5: 4.2 µg/m³
18
AMS SWA Site
29.2 km PM2.5: 4.4 µg/m³
20
2600 Penrose Ave
29.7 km PM2.5: 4.8 µg/m³
20
3001 S 84th St
31.6 km PM2.5: 4.7 µg/m³
20
7331 Lindbergh Blvd
32.0 km PM2.5: 4.8 µg/m³

What cities are near Williamstown?

33 Sicklerville 20 Glassboro 33 Jackson 20 Lindenwold 20 Sewell 22 Vineland 22 South Vineland 21 Cherry Hill 23 Camden 22 Mount Laurel
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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 2026-06-09T05:00 UTC.