Air Quality in Griffith, United States
Windy
25.6°C · 60.3% humidity
25.6°
Feels 25.6°
60
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
37 stations
Nearby Monitoring Stations
AQI Forecast
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Air Quality Index Trend
48h · 4 stnGriffith's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Griffith is 1.1× the WHO 24-hour guideline of 15 µg/m³.
60.3%
Humidity
55.0 km/h
Wind NE
1014.8 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
16.42 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Griffith?
Temperature & Precipitation
PM2.5 Trend
48h · 4 stationsPM2.516.42 µg/m³
×1.1 WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX17.4
Extreme
Station readings (37 stations within 25 km)
16.42
Median
16.64
Average
12.97
Low
22.62
High
PM2.5 µg/m³ · Model: 7.1 · Bias: -9.3
What is the 7-day forecast for Griffith?
07-21
25.9° 23.0°
1.56 mm
07-22
24.1° 22.0°
07-23
24.2° 18.2°
7.13 mm
07-24
25.9° 21.1°
0.06 mm
07-25
22.6° 20.4°
0.06 mm
07-26
26.0° 22.6°
1.69 mm
07-27
25.5° 22.2°
0.25 mm
Both models agree
Avg diff: 3.6°C
Where are air quality stations near Griffith?
70
Hammond-167th St, Indiana, USA
61
Hegewisch 3
64
Hegewisch 4
64
Hegewisch 5
59
Hegewisch 2
63
Hegewisch 6
73
South Deering 6
62
Hegewisch 1
62
South Deering 5
63
East Side 4
What cities are near Griffith?
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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 2026-07-21T20:44 UTC.