What is the air quality in Marion today?

The current Air Quality Index (AQI) in Marion is 43 (Good). PM2.5 concentration is 10.34 µg/m³.

What is the temperature in Marion right now?

The current temperature in Marion is 25.4°C (feels like 25.4°C). Humidity is 55.0% and wind speed is 18.0 km/h.

Is it safe to go outside in Marion?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 6.9 (High).

Air Quality in Marion, United States

Drizzle

25.4°C · 55.0% humidity

25.4°

Feels 25.4°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

25 5pm

43 8pm

33 11pm

26 2am

25 5am

24 8am

24 11am

24 2pm

Air Quality Index Trend

29h · 2 stn

View full history →

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

55.0%

Humidity

18.0 km/h

Wind NE

1019.0 hPa

Pressure

6.9

UV High

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

10.34 µg/m³

PM10

20.55 µg/m³

050100150200300500

What is the weather forecast for Marion?

Temperature & Precipitation

PM2.5 Trend

29h · 2 stations

PM2.510.34 µg/m³ ✓ WHO

Good

PM1020.55 µg/m³

Good

UV INDEX6.9

High

What is the 7-day forecast for Marion?

08-03

27.9° 17.6°

1.25 mm

08-04

31.3° 14.5°

0.75 mm

08-05

24.9° 12.5°

3.06 mm

08-06

35.6° 19.9°

0.88 mm

08-07

28.2° 16.5°

0.62 mm

08-08

34.2° 17.1°

08-09

34.1° 23.0°

Both models agree Avg diff: 4.3°C

Where are air quality stations near Marion?

Public Health, Iowa, USA

9.8 km PM2.5: 22.1 µg/m³

What cities are near Marion?

43 Cedar Rapids 10 North Liberty 10 Coralville 10 Iowa City 30 Waterloo 41 Muscatine 30 Cedar Falls 39 Dubuque 42 Davenport 41 Rock Island

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ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

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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 2026-08-08T01:01 UTC.