Air Quality in Marietta, United States

Drizzle
19.8°C · 90.5% humidity
19.8°
Feels 19.8°
20
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast Calibrated
8 5pm
6
8
20 8pm
4
7
9 11pm
11
12
13 2am
14
14
7 5am
7
8
6 8am
8
8
8 11am
8
15
15 2pm
8
8
Station readings
13
5
17
CAMS model adj -19
27
25
27
54
34
34
34
34
34
34
34
34
27
27
27
25
27
27
27
27
34
34
27
27
AD 728×90

Air Quality Index Trend

39h · 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.

90.5%
Humidity
53.7 km/h
Wind SW
1012.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
20
4.82 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Marietta?

Temperature & Precipitation

PM2.5 Trend

39h · 1 station
PM2.54.82 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250

What is the 7-day forecast for Marietta?

05-29
35.7° 17.3°
5.87 mm
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
Both models agree Avg diff: 4.2°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
17
Alpharetta, Georgia, USA
25.5 km PM2.5: 4.1 µg/m³ PM10: 4.1 µg/m³

What cities are near Marietta?

72 Smyrna 13 Kennesaw 72 Mableton 32 Sandy Springs 11 Woodstock 13 Acworth 11 Roswell 11 Dunwoody 12 Lithia Springs 51 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 2026-05-29T00:11 UTC.