Air Quality in West Lafayette, United States
Windy
23.4°C · 58.9% humidity
23.4°
Feels 23.4°
49
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
AQI Forecast
25
2am
25
25
49
5am
43
38
34
8am
31
30
28
11am
27
26
25
2pm
25
25
24
5pm
24
24
24
8pm
24
24
24
11pm
24
25
Air Quality Index Trend
24h · 1 stnWest Lafayette's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
58.9%
Humidity
57.2 km/h
Wind NNE
1018.1 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
11.66 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for West Lafayette?
Temperature & Precipitation
PM2.5 Trend
24h · 1 stationPM2.511.66 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX4.4
Moderate
What is the 7-day forecast for West Lafayette?
08-03
23.4° 17.7°
08-04
30.7° 15.9°
08-05
30.7° 13.4°
4.13 mm
08-06
33.3° 21.0°
2.19 mm
08-07
27.4° 15.5°
08-08
31.3° 19.0°
4.0 mm
08-09
31.0° 21.7°
Both models agree
Avg diff: 3.4°C
Where are air quality stations near West Lafayette?
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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 2026-08-08T09:15 UTC.