Air Quality in Marietta, United States

Windy
23.4°C · 37.2% humidity
23.4°
Feels 23.4°
20
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast Calibrated
33 7pm
33
33
20 10pm
24
38
40 1am
42
43
43 4am
44
44
32 7am
33
45
45 10am
45
45
33 1pm
33
33
33 4pm
33
33
Station readings
4
5
9
CAMS model adj -21
54
54
54
54
54
66
66
66
66
66
66
66
54
54
66
66
66
66
54
54
54
54
54
54
AD 728×90

Air Quality Index Trend

45h · 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.

37.2%
Humidity
61.1 km/h
Wind NW
1011.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
20
4.82 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Marietta?

Temperature & Precipitation

PM2.5 Trend

45h · 1 station
PM2.54.82 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
AD 300×250

What is the 7-day forecast for Marietta?

06-09
23.4° 17.3°
1.56 mm
06-10
33.5° 25.9°
0.94 mm
06-11
29.6° 24.9°
06-12
35.8° 21.5°
1.37 mm
06-13
32.4° 22.6°
1.75 mm
06-14
33.4° 21.3°
2.0 mm
06-15
35.0° 19.6°
1.63 mm
Both models agree Avg diff: 3.7°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
9
Alpharetta, Georgia, USA
25.5 km PM2.5: 2.2 µg/m³ PM10: 2.2 µg/m³

What cities are near Marietta?

40 Smyrna 23 Kennesaw 40 Mableton 6 Sandy Springs 6 Woodstock 23 Acworth 6 Roswell 8 Dunwoody 20 Lithia Springs 6 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 2026-06-09T02:19 UTC.