Air Quality in Alpharetta, United States

Windy
8.2°C · 67.6% humidity
8.2°
Feels 3.2°
18
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast Calibrated
9 12am
13
22
18 3am
6
6
6 6am
6
6
6 9am
6
6
6 12pm
6
6
6 3pm
0
0
0 6pm
0
0
0 9pm
0
0
Station readings
9
13
22
18
CAMS model adj -31
50
50
50
50
37
37
37
37
37
37
37
37
37
37
37
37
25
25
25
25
25
25
25
25
AD 728×90

PM2.5 Trend (24h)

29h · 1 station
67.6%
Humidity
45.9 km/h
Wind ENE
1026.0 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Alpharetta?

Temperature & Precipitation

PM2.54.24 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (1 station within 25 km)
4.24
Median
4.24
Average
4.24
Low
4.24
High
PM2.5 µg/m³ · Model: 7.4 · Bias: +3.2

What is the 7-day forecast for Alpharetta?

04-10
20.1° 6.1°
04-11
25.1° 9.4°
04-12
25.3° 12.1°
04-13
26.1° 11.9°
04-14
27.0° 14.7°
04-15
22.4° 16.7°
4.0 mm
04-16
21.9° 14.8°
1.37 mm
Both models agree Avg diff: 4.3°C

Where are air quality stations near Alpharetta?

18
Alpharetta, Georgia, USA
6.6 km PM2.5: 4.3 µg/m³ PM10: 4.4 µg/m³
38
Gwinnett Tech, Georgia, USA
24.3 km

What cities are near Alpharetta?

18 Roswell 18 Johns Creek 18 Peachtree Corners 18 Dunwoody 18 Duluth 18 Norcross 18 Sandy Springs 18 Chamblee 18 Suwanee 18 Woodstock

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-10T03:43 UTC.