Air Quality in Hillsborough, United States

Clear
27.6°C · 32.2% humidity
27.6°
Feels 27.6°
57
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
3 stations

Nearby Monitoring Stations

AQI Forecast
27 10pm
34
34
57 1am
50
46
42 4am
40
58
57 7am
36
29
28 10am
28
28
27 1pm
27
34
27 4pm
27
27
27 7pm
34
34
AD 728×90

Air Quality Index Trend

46h · 38 stn

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

32.2%
Humidity
28.8 km/h
Wind WNW
1011.2 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
57
15.0 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Hillsborough?

Temperature & Precipitation

PM2.5 Trend

46h · 38 stations
PM2.515.0 µg/m³ ✓ WHO
Moderate
PM1020.55 µg/m³
Good
UV INDEX2.2
Moderate
AD 300×250
Station readings (3 stations within 25 km)
15.0
Median
15.63
Average
13.1
Low
18.8
High
PM2.5 µg/m³ · Model: 12.85 · Bias: -2.2

What is the 7-day forecast for Hillsborough?

08-03
27.6° 20.8°
24.38 mm
08-04
37.5° 19.7°
08-05
33.7° 20.6°
0.13 mm
08-06
29.5° 17.7°
08-07
29.8° 20.6°
2.81 mm
08-08
37.5° 20.7°
0.44 mm
08-09
35.0° 22.6°
Both models agree Avg diff: 3.2°C

Where are air quality stations near Hillsborough?

15
Flemington, NewJersey, USA
15.8 km PM2.5: 3.6 µg/m³
12
Flemington, NewJersey, USA
15.8 km PM2.5: 2.9 µg/m³
57
Rutgers University, NewJersey, USA
16.8 km PM2.5: 15.0 µg/m³
38
Rutgers University, NewJersey, USA
16.8 km PM2.5: 9.1 µg/m³
16
Rutgers University, NewJersey, USA
16.8 km PM2.5: 3.8 µg/m³
10
Rider University, NewJersey, USA
23.8 km PM2.5: 2.4 µg/m³
52
Rider University, NewJersey, USA
23.8 km PM2.5: 12.6 µg/m³

What cities are near Hillsborough?

53 Somerset 53 North Brunswick 56 Bridgewater 62 Princeton 53 New Brunswick 53 Warren Township 53 East Brunswick 53 Edison 53 Piscataway 53 South River
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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 2026-08-08T05:46 UTC.