Air Quality in Marion, United States
Partly Cloudy
13.8°C · 66.0% humidity
13.8°
Feels 13.8°
15
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
AQI Forecast
24
10pm
25
24
15
1am
18
20
21
4am
22
23
24
7am
26
24
25
10am
25
25
25
1pm
25
24
24
4pm
24
24
25
7pm
25
25
Air Quality Index Trend
28h · 2 stnMarion's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
66.0%
Humidity
24.1 km/h
Wind SE
1012.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
3.6 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Marion?
Temperature & Precipitation
PM2.5 Trend
28h · 2 stationsPM2.53.6 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
3.6
Median
3.6
Average
3.6
Low
3.6
High
PM2.5 µg/m³ · Model: 6.25 · Bias: +2.7
What is the 7-day forecast for Marion?
06-09
30.0° 13.8°
06-10
22.9° 19.0°
9.19 mm
06-11
27.6° 17.9°
06-12
25.9° 19.3°
2.06 mm
06-13
26.6° 21.9°
0.19 mm
06-14
31.6° 14.2°
0.31 mm
06-15
28.4° 24.0°
0.56 mm
Both models agree
Avg diff: 6.1°C
Where are air quality stations near Marion?
What cities are near Marion?
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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 2026-06-09T06:38 UTC.