Air Quality in New Castle, United States

Partly Cloudy
14.8°C · 63.8% humidity
14.8°
Feels 14.8°
18
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast
24 4pm
24
24
18 7pm
20
22
23 10pm
23
24
24 1am
24
25
25 4am
25
25
25 7am
25
25
24 10am
24
24
24 1pm
24
24

Air Quality Index Trend

34h · 2 stn

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

63.8%
Humidity
39.2 km/h
Wind ENE
1022.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
18
4.2 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for New Castle?

Temperature & Precipitation

PM2.5 Trend

34h · 2 stations
PM2.54.2 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low

What is the 7-day forecast for New Castle?

09-22
23.3° 8.2°
09-23
19.8° 14.6°
09-24
20.4° 14.3°
0.75 mm
09-25
20.0° 14.1°
0.06 mm
09-26
20.6° 4.6°
1.81 mm
09-27
17.8° 12.9°
0.06 mm
09-28
21.9° 17.6°
0.06 mm
Both models agree Avg diff: 3.7°C

Where are air quality stations near New Castle?

22
Anderson-Eastside Elem. Sch, Indiana, USA
32.5 km PM2.5: 5.3 µg/m³

What cities are near New Castle?

22 Muncie 22 Anderson 15 Greenfield 22 Richmond 15 Fishers 15 Noblesville 19 Lawrence 16 Shelbyville 18 Carmel 15 Westfield
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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 2026-09-22T23:33 UTC.