Air Quality in Marietta, United States

Partly Cloudy
25.6°C · 57.9% humidity
25.6°
Feels 25.6°
23
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast Calibrated
38 10pm
31
31
23 1am
24
25
26 4am
26
27
27 7am
27
28
29 10am
28
28
28 1pm
28
29
29 4pm
29
29
29 7pm
31
31
Station readings
20
10
5
CAMS model adj +4
34
27
27
25
24
24
24
24
24
24
24
24
25
24
24
24
24
25
25
25
25
25
27
27
AD 728×90

Air Quality Index Trend

44h · 1 stn

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

57.9%
Humidity
25.7 km/h
Wind NW
1017.1 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
23
5.53 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Marietta?

Temperature & Precipitation

PM2.5 Trend

44h · 1 station
PM2.55.53 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250

What is the 7-day forecast for Marietta?

05-30
32.6° 22.2°
0.13 mm
05-31
33.2° 17.1°
0.69 mm
06-01
32.4° 16.3°
06-02
32.5° 20.3°
0.06 mm
06-03
30.0° 24.4°
06-04
30.5° 24.0°
0.25 mm
06-05
27.5° 20.7°
0.06 mm
Both models agree Avg diff: 3.6°C

Where are air quality stations near Marietta?

4
united-states-of-america-atlanta-park-drive-ne
25.4 km PM2.5: 1.0 µg/m³
–
Alpharetta, Georgia, USA
25.5 km PM2.5: 0.0 µg/m³ PM10: 0.0 µg/m³

What cities are near Marietta?

26 Smyrna 26 Kennesaw 26 Mableton 7 Sandy Springs 7 Woodstock 27 Acworth 7 Roswell 7 Dunwoody 21 Lithia Springs 30 Brookhaven
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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 2026-05-30T05:14 UTC.