Air Quality in Griffith, United States

Windy
23.3°C · 49.4% humidity
23.3°
Feels 23.3°
33
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast
34 5pm
27
27
33 8pm
54
54
54 11pm
54
54
54 2am
54
54
54 5am
54
54
25 8am
25
25
25 11am
27
27
27 2pm
27
27
AD 728×90

Air Quality Index Trend

46h · 192 stn

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

49.4%
Humidity
58.7 km/h
Wind NE
1019.1 hPa
Pressure
5.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
33
7.9 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

What is the weather forecast for Griffith?

Temperature & Precipitation

PM2.5 Trend

46h · 192 stations
PM2.57.9 µg/m³ ✓ WHO
Good
PM1027.4 µg/m³
Good
UV INDEX5.9
High
AD 300×250
Station readings (1 station within 25 km)
7.9
Median
7.9
Average
7.9
Low
7.9
High
PM2.5 µg/m³ · Model: 10.85 · Bias: +3.0

What is the 7-day forecast for Griffith?

08-03
26.2° 18.4°
4.88 mm
08-04
33.7° 18.5°
0.31 mm
08-05
28.0° 19.7°
2.25 mm
08-06
34.3° 23.0°
0.06 mm
08-07
30.8° 20.8°
08-08
32.9° 19.9°
4.81 mm
08-09
32.7° 24.2°
0.19 mm
Both models agree Avg diff: 3.2°C

Where are air quality stations near Griffith?

33
Kingery Near-road #1, Illinois, USA
12.5 km PM2.5: 7.9 µg/m³
33
Kingery Near-road #1, Illinois, USA
12.5 km PM2.5: 7.9 µg/m³
29
Kingery Near-road #1, Illinois, USA
12.5 km PM2.5: 7.0 µg/m³
37
East Chicago - Marina, Indiana, USA
13.9 km PM2.5: 8.9 µg/m³
34
Hegewisch 3
16.6 km PM2.5: 8.2 µg/m³
33
Hegewisch 4
17.4 km PM2.5: 7.9 µg/m³
35
Hegewisch 5
17.7 km PM2.5: 8.4 µg/m³
33
Hegewisch 2
17.9 km PM2.5: 8.0 µg/m³
35
Hegewisch 6
18.5 km PM2.5: 8.5 µg/m³
38
South Deering 5
19.9 km PM2.5: 9.0 µg/m³

What cities are near Griffith?

33 Highland 33 Schererville 33 Munster 33 Hammond 33 Dyer 33 Merrillville 33 Gary 33 Lansing 33 East Chicago 33 Calumet City
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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 2026-08-08T01:56 UTC.